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Atypical nevus

An atypical nevus, also called a dysplastic nevus or Clark's nevus, is a benign melanocytic skin lesion that may share some of the clinical or microscopic features with malignant melanoma, but is NOT a melanoma or any form of cancer. However, the presence of atypical nevi may increase the risk of melanoma The term atypical naevus is sometimes used to mean any funny-looking mole, and sometimes to mean a melanocytic lesion that is suspected of being a melanoma (a cancerous mole). One definition of an atypical naevus is a mole with at least 3 of the following features. Size > 5 mm diameter Ill-defined or blurred border Nevus is the medical term for melanoma, the deadliest type of skin cancer. But an atypical mole is not melanoma or any other type of skin cancer. An atypical mole is benign (not cancer). A dermatologist may refer to an atypical mole as a dysplastic nevus Every day, in every dermatologist's office, there is a discussion with patients about whether to re-excise their biopsied atypical nevus (AN, aka dysplastic nevus, Clark nevus, nevus with architectural disorder) that extended to the margin However, patients are commonly told they have an atypical mole, or atypical nevus, after a biopsy. The good news is that atypical moles are noncancerous (benign). However, there is a theoretical risk of these moles evolving into a melanoma (cancerous mole) down the road. That's why some dermatologists may consider them pre-cancerous

A and B, Initial biopsy shows moderate to severely dysplastic nevus with predominantly nested melanocytic hyperplasia, atypical, concentric, and lamellar fibroplasia, and mild host inflammatory infiltrate (hematoxylin-eosin, original magnifications ×10 [A] and ×20 [B]) (Some doctors use the term atypical mole to refer to a dysplastic nevus.) A dysplastic nevus may be bigger than a common mole, and its color, surface, and border may be different. It is usually more than 5 millimeters wide (1, 3). A dysplastic nevus can have a mixture of several colors, from pink to dark brown

Atypical moles (known in medical terms as dysplastic nevi) are similar to common moles in that melanoma usually does not develop in either. However, as we'll expand on below, their presence is an indicator of an increased melanoma risk in general It's a severe dysplastic/atypical melanocytic nevus. Upon my research, this doesn't seem like that big of a deal, and it seems it's pretty damn rare that any atypical nevus will, itself, turn into melanoma. Especially for me, since this is my only one. So I'm struggling to understand how that could translate to almost cancer Nevus is the medical term for a mole. When your dermatologist is talking about two or more moles, you may hear the word nevi.. Atypical moles (or nevi) are often: Larger than an eraser on the end of a pencil. Have an odd shape (not round). Show more than 1 color — mixes of tan, brown, red, and pink Doctors call atypical moles atypical melanocytic naevi but they are sometimes referred to as dysplastic nevi (singular: dysplastic nevus / naevus in British English)

Atypical nevus is an unusual looking mole with irregular features when viewed under a microscope. It is commonly called Dysplastic Nevus or Atypical mole. These moles are not cancerous but need to be monitored closely. This is because individuals with these moles have a higher risk of developing Melanoma - a dangerous skin cancer, somewhere. Atypical moles, also called dysplastic nevi, are moles with 'irregular' characteristics, specifically in size, shape, border, color, or texture. Although atypical moles are benign (non-cancerous), their presence is linked to an increased risk of melanoma (the most serious form of skin cancer) Atypical Nevi is the medical term for moles. Atypical nevi, also called dysplastic nevi or Clark's nevi, are acquired moles that have unusual features both in terms of how they look clinically and how they look when biopsied (removed and examined under a microscope). To the untrained eye, these moles can mimic a malignant melanoma

Pathology Outlines - Dysplastic nevus

Atypical Nevus or Atypical Mole Causes & Treatment NY

Two Cases of Multiple Spitz Nevi: Correlating ClinicalNevi in Children: A Practical Approach to Evaluation

Atypical melanocytic naevus DermNet N

Atypical moles, also called dysplastic moles, are very common.An estimated one out of every 10 Americans has at least one atypical mole. These moles are larger than common moles, with borders that are irregular and poorly defined.Atypical moles also vary in color, ranging from tan to dark brown shades on a pink background A dysplastic nevus or atypical mole is a nevus (mole) whose appearance is different from that of common moles. In 1992, the NIH recommended that the term dysplastic nevus be avoided in favor of the term atypical mole Atypical melanocytic naevi (AMN) are skin lesions whose clinical and histologic features sit somewhere on the proliferative continuum from a common mole to a melanoma, although they rarely progress to melanoma. As with other melanocytic naevi the majority disappear in time but some persist. The term dysplastic naevus is given to the histological appearance of an AMN Introduction. Atypical lentiginous nevus, originally defined as lentiginous dysplastic nevus of the elderly, was first described in 1991 by Kossard et al., 1 who had observed clinically atypical pigmented lesions with histologic features conforming to the pathology of dysplastic melanocytic nevus with a lentiginous pattern. Because atypical lentiginous nevus manifests clinically as pigmented.

An Atypical mole, also called a dysplastic nevus, is a benign growth that may share some of the clinical or microscopic features of melanoma, but is NOT a melanoma or any other form of cancer.However, the presence of atypical moles may increase the risk of developing a melanoma and is used as a marker for someone who is at risk of developing melanoma Atypical nevi can develop throughout a person's lifetime. Atypical nevi may also change or regress throughout adulthood. New or changing pigmented nevi are common in adults, and new or changing nevi in patients older than 50 years are more likely to be melanoma than in patients younger than 50 years Atypical nevus may develop at any time but most of them develop within the first 15 years of life. Typically, people with sporadic atypical nevus have one to ten moles that are larger than 6 mm in diameter. Familial atypical nevus. Atypical nevus that run in families may be part of the FAMM syndrome

Atypical Moles Risk of Getting Skin Cancer FL

Atypical moles are clinically challenging, and clinical experience with pigmented lesions is often necessary for proper diagnosis. Persons with unusual nevi, familial atypical multiple-mole melanoma (FAMMM) syndrome, or many nevi, usually benefit from consultation with a dermatologist Atypical Nevi have onset at Puberty Atypical Nevi continue to form and develop until age 40-50 years Chest and back are most commonly involved in men Legs are most commonly affected in wome Melanocytic, dysplastic, or atypical nevi are the scientific terms to describe an atypical, or unusual-looking, overwhelmingly benign mole, which are very common in children. We use cookies to personalize content and ads, to provide social media features, and to analyze our traffic Dysplastic nevi, known as atypical moles, are growths on the skin. Atypical moles are skin cells (melanocytes) that grow in a cluster instead of being spread throughout the skin. Moles, including atypical moles, appear in childhood either alone or in groups. Atypical moles look different than normal moles. While most atypical moles don't. An atypical nevus is a benign melanocytic lesion that appears clinically atypical with asymmetry, large size, irregular or ill-defined borders, and/or varied coloration. A dysplastic nevus (also referred to as Clark nevus) is generally regarded as a histopathologic term, where a melanocytic proliferation shows architectural disorder and.

Re-excising severely atypical nevi: A signature issue

  1. Common nevi are typically: Small. Round or oval. A single color. Smooth. Nevi that appear atypical and show changes under pathologic evaluation that differ from normal nevi are called Dysplastic nevi, and have a very different appearance. They are: Larger (more than 5mm or ¼-inch in diameter)
  2. ology is based on either a visual inspection or a partial biopsy of the lesion, the real.
  3. Dysplastic nevi are moles that are larger than average (larger than a pencil eraser) and irregular in shape. They tend to have uneven color with dark brown centers and lighter, uneven edges
  4. Atypical nevi of scalp of adolescents resemble those in genitalia with apparent benign behavior (J Cutan Pathol 2007;34:365) May be intermediate step in pathway between benign nevus and melanoma (J Clin Pathol 2005;58:453) Relative risk of 46x for melanoma in one study of Dutch patients with 5+ atypical nevi (J Am Acad Dermatol 2007;56:748
  5. imal scar. We also follow all of our atypical mole patients by doing full skin exa
  6. Atypical moles (atypical nevi) or dysplastic moles (dysplastic nevi), are caused by collections of the color-producing (pigment-producing) cells of the skin (melanocytes) in which the cells grow in an abnormal way. Atypical moles may occur as new lesions or as a change in an existing mole. Lesions may be single or multiple
  7. Best answers. 2. Feb 6, 2018. #2. If the diagnosis is documented as atypical melanocytic Nevi of skin, the Dx code would be D48.5. Stating atypical is equivalent to uncertain behavior. E
No Biopsy Needed for Eclipse and Cockade Nevi Found on the

For example, malignant Spitz's nevus and metastasizing Spitz's nevus not only are contradictions in terms, but they are outrageous violations of fundamental principles of classic Virchowian pathology, and atypical Spitz's nevus not only is a redundancy because the neoplasm was so atypical to Spitz, herself, she insisted (from the time she. Common nevi can be flat or dome-shaped and may appear pink, tan, or brown. Dysplastic nevus. Dysplastic nevus is another name for an atypical mole. These moles are benign (noncancerous) but often. Is an atypical mole cancerous? While atypical moles are not cancerous, the presence of one can indicate a higher risk of melanoma, a form of skin cancer that forms in the lower part of the epidermis (outer) layer of the skin.Melanoma is much less common than the other types of skin cancer, but is often the severest form.. Is it normal to have an atypical mole Atypical Nevus - Chasing Excision Margins. February 23, 2012. A 12 year old with a 10 x 7 mm pigmented nevus present since infancy undergoes excisional biopsy of the nevus for cosmetic and diagnostic purposes. Pathology evaluation finds this to be a compound nevus with moderate atypia and partial margin involvement

Atypical moles, often referred to as Atypical Nevus or Nevi, typically appear on the upper back, torso, lower legs, head and neck. Call ☎ (336) 774-8636 our skin specialists for Atypical Nevus treatment Atypical Nevi. The term atypical nevus or atypical mole has supplanted dysplastic nevus.. The diagnosis of atypical moles is made clinically and not histologically, and moles should be removed only if they are suspected to be melanomas. Dermoscopy by a trained clinician may be a useful tool in the evaluation of atypical nevi

Should You Have An Atypical Mole Removed? HealthConnec

Atypical Nevus • 10% of melanocytic lesions received by pathology • Dysplastic nevus syndrome -In 1820 Norris reported the first case of what was originally called BK mole syndrome is now recognized as familial atypical mole/malignant melanoma syndrome (FAMM) syndrome -Lifetime risk for melanoma 10% -Familial or sporadic occurrence o March 19, 2018. Answer: Moderately atypical mole and Melanoma. Many skin pathologists (dermatopathologists) classify atypical moles or dysplastic nevi as having mild, moderate, or severe atypia. Unfortunately this classification system is very subjective and pathologists looking at the same specimen will often disagree on the level of atypia Dysplastic nevus syndrome (DNS), or familial atypical multiple mole melanoma (FAMMM) syndrome, is an inherited condition which produces a high number of atypical moles on the body. Individuals with this condition have an increasingly high risk of developing melanoma throughout their lifetime, and as such, they require regular screenings from a. atypical nevus Dermatology A pigmented lesion with a clinical appearance that differs from a 'garden variety' mole, which may be larger, have irregular borders, lack uniformity of color; it can be flat or raised above the skin surface

Atypical (Dysplastic) Nevi: Outcomes of Surgical Excision

A high grade solitary dysplastic naevus may be difficult to distinguish from melanoma, and is best excised. Multiple dysplastic naevi should be monitored. They may indicate a patient's predisposition to melanoma, particularly if there is a family history of melanoma (atypical mole or dysplastic naevus syndrome) From sporadic atypical nevi to familial melanoma: risk analysis for melanoma in sporadic atypical nevus patients. de Snoo FA, Kroon MW, Bergman W, ter Huurne JA, Houwing-Duistermaat JJ, van Mourik L, Snels DG, Breuning MH, Willemze R, Frants RR, Gruis NA J Am Acad Dermatol 2007 May;56(5):748-52 Dysplastic nevi are abnormal but noncancerous moles on the skin. They may be referred to as atypical moles or Clark's nevias well. (If there's only one mole, it's called a nevus.) Like other moles, they are surface growths that may change your skin's color, typically to a darker one

Common Moles, Dysplastic Nevi, and Risk of Melanoma

Atypical Mole Syndrome . Atypical moles are often associated with atypical mole syndrome which affects about 2 percent of the people. Also referred to as Familial Atypical Multiple Mole Melanoma Syndrome (FAMMM syndrome) or Dysplastic Nevus Syndrome, atypical mole syndrome refers to a skin disorder characterized by occurrence of a huge number of moles - often more than 50 - on the skin. Last Monday November 18th, I went in to my girlfriends work, she was concerned about a mole in the middle of my back. She works at KMC here in Kansas. The doctor did a full body scan, did a shaving of the mole on my back. I got the results back the following Friday and it was a benign moderate atypical mole · Atypical moles. Atypical moles are different from common or typical moles in that they are skin growths that have an asymmetrical shape and thus have an irregular border. It is also a type of mole that is a warning sign that the mole can become cancerous or might indicate existing skin cancer

Atypical Moles vs. Melanoma : Melanoma Education Foundatio

This baseline video was obtained. In 2007 the lesion was clearly larger. VA 20/20 IOP = 14 mm Hg bilaterally. She underwent enucleation. Pathologic diagnosis: Atypical iris nevus, most consistent with borderline spindle cell nevus type. Lesion extends into trabecular meshwork. Satellite lesions are present in the angle Like dysplastic nevi, melanoma presents itself as an asymmetrical, multicolored growth with an irregular border. Both atypical moles and melanoma can get larger over time, so it's important to have them checked out by a professional. Some other characteristics of atypical moles are: Larger than average moles. The surface can be bumpy or smooth A further tool to help train the eye and mind to recognize benign and malignant patterns when performing dermoscopy of atypical nevi is a now-classic paper that maps these patterns out, she said (Dermatol Surg. 2007;33[11]:1388-91). Beware of de novo and changing lesions, Dr. Kim said. A picture truly is worth a thousand words for.

Naevus Syndrome' or 'atypical mole syndrome'. If we suspect that you have this condition, it important to have a full body screen with a dermatologist. They may recommend that you have photographs taken of the skin over your whole body (full skin photography). You may be referred for regular screening, t When an atypical mole looks very unusual or severely atypical under the microscope, we often recommend removal of more tissue around the mole. This is called an excision. An excision is done to ensure that all the atypical cells are gone. People who have a lot of atypical moles have a higher risk of melanoma

Dysplastic (atypical, Clark) melanocytic nevi are acquired pigmented melanocytic proliferations of the skin with distinct clinical and histologic features. In the appropriate clinically setting dysplastic (atypical, Clark) melanocytic nevi are cutaneous markers for the development of familial and nonfamilial melanomas atypical nevus; blue hairy pigmented nevus; nevus NOS. ICD-10-CM Diagnosis Code D22. D22 Melanocytic nevi. D22.0 Melanocytic nevi of lip. D22.1 Melanocytic nevi of eyelid, including canthus... D22.10 Melanocytic nevi of unspecified eyelid, inclu... D22.11 Melanocytic nevi of right eyelid, including c.. Nevi Versus Melanoma. Nevi exist in a variety of characteristic forms that must be recognized to distinguish them from malignant melanoma. Except for certain types, such as large congenital nevi and atypical moles, most nevi have a very low malignant potential. Nevi vary in size, shape, surface characteristics, and color Atypical / Dysplastic Mole A dysplastic or atypical nevus is a benign (noncancerous) mole that is not a malignant melanoma (cancerous), but has an unusual appearance and/or microscopic features. Dysplastic moles usually appear in individuals during their 20s and can be found anywhere on the body, such as the scalp, but are more common on sun.

A melanocytic nevus is benign tumor of melanocytic (pigment-based) cells that occur on the skin. Lentiginous Melanocytic Nevus is described as an early phase in the formation of melanocytic nevus. It is a benign, pigmented skin tumor that chiefly forms on the upper and lower limbs and on the trunk region. It is a common condition that appears. Spitz nevi in adults and types that may be linked to melanoma, such as pigmented and atypical Spitz tumors, are usually surgically removed from the skin. People should see a doctor for Spitz. An atypical Spitz nevus shares histologic features with the classic Spitz nevus, but it may have one or more atypical features, which can be characteristic of malignancy. 10-12 Gross atypical features may include irregular shape, nonuniform color, large size, or ulcerations

Almost Cancer - Severely Dysplastic Nevus - Melanoma

Atypical (Clark) nevi are benign tumors that may be considered precursors of melanoma. Many studies acknowledge a linear progression from typical to atypical nevi that eventually transform into melanoma. It is often challenging to differentiate a Clark nevus from melanoma, especially in its early stages, due to their clinical, dermoscopic, and. INTRODUCTION. Spitz nevus (or Spitz tumor) is an uncommon melanocytic lesion composed of large epithelioid and/or spindled cells. It typically presents in childhood or adolescence as a sharply circumscribed, dome-shaped, pink-red papule or plaque most commonly located on the face or lower extremities ().The clinical relevance of Spitz tumor lies in its close histologic resemblance to melanoma Dysplastic nevus syndrome is a largely hereditary condition which causes a person to have a large quantity of moles (often 100 or more) with some larger than normal or atypical. This often leads to a higher risk of melanoma, a serious skin cancer. Dysplastic nevi are more likely than ordinary moles to become cancerous Spitz nevus. Spitz nevus, also known as spindle and epithelioid cell nevus, is a benign melanocytic neoplasm seen predominantly in children and adolescents, although they may also develop in adults. Sophie Spitz first described these nevi as benign juvenile melanomas on the basis of their histologic resemblance to melanoma, but having a. Although Spitz nevus is a benign melanocytic neoplasm, its histological features are 'atypical' and can be difficult to distinguish from melanomas

Atypical Moles (Mild, Moderate, Severe - Richmond

  1. Spitz tumors are frequent in adolescents and encompass benign (Spitz nevus), intermediate (atypical Spitz tumor), and malignant forms (malignant Spitz tumor). The whole spectrum is characterized by specific morphology with spindled and epithelioid cells, genetic features, and an overall favorable outcome even if a regional lymph node is involved
  2. ation of the individual cells is extremely important in the junctional nevus, because a similar type of focal proliferation of melanocytes (junctional activity) occurs in the early phases of melanoma—a malignant neoplasm composed of atypical melanocytes.
  3. Atypical lentiginous melanocytic proliferations in elderly patients continue to pose a diagnostic dilemma with lesions variably categorized as dysplastic nevus, atypical junctional nevus, melanoma.

A friend of mine is convinced it's just an atypical mole, but going on the abcde changes to note it seemed to fit every one except the size. Obviously I'll have the actual results in about a week, but in the meantime I'm wondering how common it is for a dermatologist to perform a biopsy for these kinds of things Atypical nevi can be found anywhere on the body, but are most commonly found in sun-exposed areas such as the back, chest, abdomen and extremities. While they are benign, people with multiple atypical nevi may be at increased risk of developing melanoma Excisional biopsy or shortterm mole monitoring (i.e., short-term mole monitoring criteria include melanocytic lesions without evidence of melanoma, moderately atypical, flat or slightly raised lesions without a history of change, or mildly atypical lesions with a history of change) is recommended for most of such melanoma mimicking lesions an atypical mole from a benign melanocytic nevus. An atypical mole, is a mole with a macular or macular and papular component showing at least three of the following criteria: irregular, poor-defined borders A dysplastic nevus, also called an atypical mole, is a mole that looks different that common moles in certain ways. Dysplastic nevi can form anywhere on the body, but are often found in areas of the body that are frequently exposed to the sun. However, it is not uncommon for dysplastic nevi to form on the scalp, breasts, or legs. Most people with dysplastic nevi also have more common moles.

Atypical Moles Guide Definitions, Pictures and Risk

  1. Nevus is the medical term for what we call a Mole. A nevus is a skin growth which typically is dark in color. They are common; most of us have a few. Cytologic refers to the cells, so cytologic atypia would mean that the cells look atypical. Melanocytic means pigmented, or containing melanocytes (pigment producing.
  2. e if it is truly an atypical nevus or if it is a potential melanoma. In the case of an atypical mole that is not melanoma, the biopsy results may indicate its severity. These severities include categories such as mildly dysplastic, moderately dysplastic, and severely dysplastic, among other potential classifications. 4-5.
  3. An atypical mole, or dysplastic nevus, is a mole that usually has an abnormal shape, size, or color. Atypical moles can develop on skin that is protected from the sun and skin that is exposed to sunlight. Your risk is increased if you have family members with atypical moles. Most atypical moles do not develop into skin cancer
  4. An atypical mole, also sometimes called a dysplastic nevus, is a benign but unusual-looking mole that can look a lot like a melanoma. It's important to be aware of these moles, because they can turn into melanomas. Atypical moles carry some of the same mutations found in melanomas, but significantly fewer
  5. SOURCES: Mayo Clinic: Diseases and Conditions - Moles. Skin Cancer Foundation: How to Spot an Atypical Mole. National Cancer Institute: Skin Cancer - Common Moles, Dysplastic Nevi, and.

Atypical Nevus Pennsylvania Dermatology Specialist

Other risk factors for choroidal melanoma include nevi and freckles, which are viewed as markers of a predisposing phenotype and environmental UV light exposure. The number of common cutaneous nevi, atypical cutaneous nevi, cutaneous freckles and iris nevi have all been found to be associated with an increased risk of choroidal melanoma. Moderately atypical nevi do not show the central maturation of the fried egg nevus. They tend to be larger than normal junctional nevi with some variation of colour and edge. Colour is often regularly irregular. A severely dysplastic nevus is indistinguishable from early melanoma. Very often these lesions show considerable irregularity of edge. Markedly atypical epithelioid melanocytic tumor of uncertain malignant potential arising in a congenital nevus. Note: I would classify this as a combined lesion with an atypical Spitz tumor of uncertain malignant potential arising in a background of a nevus. Some might designate this tumor as minimal deviation melanoma or borderline Spitz tumor. #

Since severely atypical nevi and early melanomas may be indistinguishable on clinical exam, no one wants to leave such a lesion unbiopsied. Having said that, it is somewhat of an overdiagnosis to equate lesions that are diagnosed as mildly or moderately atypical by a pathologist as definitely precancerous. Recent publications have documented. Christian Baum, M.D., Mayo Clinic dermatologist, describes atypical nevus and Mayo Clinic's Atypical Nevus Specialty Clinic that is available to patient Familial atypical multiple mole melanoma syndrome (FAMMM syndrome) is an inherited condition characterized by the presence of multiple moles. Atypical moles, also called dysplastic nevi, are benign but are associated with an increased risk of melanoma. They can occur sporadically (with no other cases in a family), but are a symptom of FAMMM when multiple family members are affected Atypical moles were first described in 1978 as distinctive pigmented skin lesions present in 37 of 58 members of six families with melanoma.1 The term B-K mole syndrome was coined from the.

Choroidal nevus is typically a pigmented tumor of the blood vessel layer (choroid) beneath the retina. A choroidal nevus is typically gray but can be brown, yellow or variably pigmented. Your eye care professional will look to see if the choroidal nevus is raised (has thickness), orange pigment (lipofuscin), or is leaking fluid (retinal. The terms dysplastic nevus syndrome or atypical mole syndrome have been used by some authors. As with the term dysplastic nevus itself, the criteria for the syndrome vary depending upon the author, but involves a patient who has at least one clinically dysplastic nevus and, depending upon the author, potentially an increased. 4 or more atypical moles. Already had a melanoma. A first-degree relative (parent, brother, sister, or child ) who had melanoma. Another name for an atypical mole is dysplastic (dis-plas-tic) nevus. Atypical moles often have the following characteristics: Larger than an eraser on the end of a pencil. Have an odd shape (not round) Atypical moles are benign melanocytic nevi with irregular and ill-defined borders, variegated colors usually of brown and tan tones, and macular or papular components. Patients with atypical moles have an increased risk of melanoma. Management is by close clinical monitoring and biopsy of highly atypical or changed lesions

Common Benign GrowthsRandy Jacobs, Mcongenital melanocytic anomalies - HumpathMole or Melanoma? Tell-Tale Signs in Benign Nevi andatypical eyelids - Optometry 533 with Yudcovitch at

A precancerous mole refers to an atypical-looking (unusual or irregular) mole that has a greater chance of developing into skin cancer than a normal or common mole. Doctors refer to a precancerous mole as a dysplastic nevus (the pleural is nevi). Dysplasia means containing abnormal cells and nevus means mole. A dysplastic nevus or atypical mole is a nevus (mole) whose appearance is different from that of common moles. In 1992, the NIH recommended that the term dysplastic nevus be avoided in favor of the term atypical mole. An atypical mole may also be referred to as an atypical melanocytic nevus, atypical nevus, B-K mole, Clark's nevus. A, Spitz nevus with typical histologic characteristics. B, Spitz nevus with typical histologic characteristics and a positive margin. C, Atypical Spitz tumor with negative margins. D, An atypical Spitz tumor with a positive margin. LND indicates lymph node dissection; SLNB, sentinel lymph node biopsy. a P ≤ .05