Layers of the Skin and Benign Neoplasms Quiz

Play an AI-generated podcast conversation about this lesson

Which gene mutation is the most common in MTS Sweat Gland Tumors?

MSH2 (correct)

Lynch syndrome

CYLD

MTS

What is the most common type of differentiation in MTS Sweat Gland Tumors?

Glandular differentiation

Eccrine lesions (correct)

Ductal differentiation

Apocrine lesions

Which type of benign neoplasm is described as sometimes red and scaly?

Syringoma

Hidroacanthoma simplex

Cylindroma

Poroma (correct)

What is the characteristic pattern of arrangement seen in Cylindroma histology?

"Jigsaw puzzle" pattern Signup and view all the answers

Which gene mutation is associated with the hereditary form of cylindroma, known as "turban tumor"?

CYLD Signup and view all the answers

Which lesion is described as a small dermal collection of epithelial tubules, some with a "tadpole" shape?

Syringoma Signup and view all the answers

What part of the hair follicle unit extends from the epidermal surface to the opening?

Infundibulum (deep) Signup and view all the answers

Which syndrome is associated with multiple epidermal cysts, benign osteomas, and intestinal fibromatoses?

Gardner syndrome Signup and view all the answers

What is the microscopic feature of a sebaceous adenoma?

Vacuolated, bubbly, mature sebocytes Signup and view all the answers

Which gene mutation is responsible for Muir-Torre syndrome?

MSH2 mismatch repair gene Signup and view all the answers

Which tissue is NOT present in the cyst wall of an epidermal cyst?

Stratified squamous epithelium Signup and view all the answers

What is the characteristic feature of a central punctum in an epidermal cyst?

Plugged with keratin debris Signup and view all the answers

Which benign skin adnexal lesion is associated with Muir–Torre syndrome?

Sebaceous tumors Signup and view all the answers

What is the characteristic association of Gardner syndrome with colon cancer?

Screen for colon cancer when cysts are unusual in number or location Signup and view all the answers

Which syndrome is a variant of hereditary nonpolyposis colorectal cancer syndrome and is associated with sebaceous adenomas?

Muir-Torre syndrome Signup and view all the answers

What does the presence of multiple epidermal cysts indicate in a patient?

Association with Gardner syndrome Signup and view all the answers

Which layer of the skin is responsible for providing a waterproof barrier?

Epidermis Signup and view all the answers

What is the most common benign epithelial tumor?

Seborrheic Keratosis Signup and view all the answers

What is a characteristic feature of Seborrheic Keratosis?

Variable color from tan to black Signup and view all the answers

Which condition is commonly associated with metabolic syndrome?

Acrochordon (Skin Tag) Signup and view all the answers

What is the characteristic histological composition of Acrochordon (Skin Tag)?

Central core of loose collagen with increased blood vessels Signup and view all the answers

Which layer of the skin is characterized by connective tissue, hair follicles, and sweat glands?

Dermis Signup and view all the answers

What does the 'Leser-Trelat Sign' refer to?

"Horn pseudocysts" Signup and view all the answers

What is the primary characteristic of Dermatosis Papulosa Nigra?

"Stuck on" appearance on the skin surface Signup and view all the answers

What is the role of Melanocytes in the skin?

Produce melanin and determine skin color Signup and view all the answers