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Related Concept Videos

Skin Cancer01:30

Skin Cancer

Skin cancer is a type of cancer that occurs when there is an abnormal growth of skin cells, usually triggered by damage to the DNA within the skin cells. It is primarily caused by exposure to ultraviolet (UV) radiation from the sun or artificial sources like tanning beds. Skin cancer is the most common type of cancer worldwide, and its incidence continues to rise.
Basal Cell Carcinoma (BCC): BCC is the most common type of skin cancer, accounting for about 80% of cases. It typically develops in...
Cellular Adaptation IV: Dysplasia and Metaplasia01:24

Cellular Adaptation IV: Dysplasia and Metaplasia

DysplasiaDysplasia refers to abnormal changes in the size, shape, and organization of mature cells, characterized by pleomorphism, nuclear abnormalities, and increased mitotic activity. It commonly affects epithelial tissues, including the cervix, gastrointestinal tract, respiratory mucosa, and endometrium. Although it may occur alongside hyperplasia, dysplasia is not a true adaptive response but a preneoplastic change with potential to progress to cancer.When confined above the basement...

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Modeling Oral-Esophageal Squamous Cell Carcinoma in 3D Organoids
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Ductal eccrine carcinoma with squamous differentiation: apropos a case.

Vishesh Chhibber1, Stephen Lyle, Meera Mahalingam

  • 1Department of Pathology, UMASS Medical School, Worcester, MA 01605, USA.

Journal of Cutaneous Pathology
|May 24, 2007
PubMed
Summary

Rare sweat gland tumors, like ductal eccrine carcinoma, can be misdiagnosed. Recognizing specific histologic features is crucial for accurate diagnosis and patient management.

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Area of Science:

  • Dermatopathology
  • Oncology
  • Surgical Pathology

Background:

  • Sweat gland carcinomas are uncommon neoplasms.
  • Accurate diagnosis is essential for appropriate patient management.
  • Shave biopsy specimens can present diagnostic challenges.

Observation:

  • A case of ductal eccrine carcinoma with extensive squamoid differentiation is presented.
  • The tumor was initially misdiagnosed as squamous cell carcinoma in multiple biopsies.
  • This highlights diagnostic pitfalls in differentiating rare sweat gland tumors.

Findings:

  • Key histologic features distinguishing ductal eccrine carcinoma from squamous cell carcinoma are discussed.
  • Squamoid differentiation in sweat gland carcinoma can mimic squamous cell carcinoma.
  • Careful examination of biopsy specimens is necessary.

Implications:

  • Improved recognition of rare sweat gland carcinomas is needed.
  • Awareness of potential diagnostic challenges can prevent misdiagnosis.
  • Accurate histopathologic diagnosis impacts clinical treatment and prognosis.