Chapter 8: Tumors of the Epidermis and Cysts

QUESTION 8-1. A 4-year-old child presents with an enlarging subcutaneous swelling overlying the midline of the neck. The lesion is excised and the findings are illustrated below. Which of the following diagnoses is CORRECT?

A) Epidermal inclusion cyst

B) Dermoid cyst

C) Branchial cleft cyst

D) Bronchogenic cyst

E) Thyroglossal duct cyst

QUESTION 8-2. A 16-year-old patient who recently had dental work presents with a subcutaneous swelling in the right anterior neck. The lesion is excised revealing a squamous lined cyst with ulceration, and marked acute and chronic inflammation. Which of the following diagnoses is CORRECT?

A) Bronchogenic cyst

B) Epidermal inclusion cyst

C) Cutaneous ciliated cyst

D) Submental draining sinus tract

E) Branchial cleft cyst

QUESTION 8-3. A 13-year-old child presents with a rapidly enlarging subcutaneous swelling in the right lateral neck adjacent to the thyroid gland. The lesion is excised. The illustrated findings below include the cyst and the adjacent soft tissue. Which of the following diagnoses is CORRECT?

A) Thymic cyst

B) Branchial cleft cyst

C) Thyroglossal duct cyst

D) Bronchogenic cyst

E) Epidermal inclusion cyst

QUESTION 8-4. The biopsy illustrated below is from a cyst on the leg of a young female. Which of the following additional features is MOST commonly associated with this lesion?

A) Decapitation secretions by the epithelial

B) Lymphoid aggregates

C) Cholesterol granulomas

D) Foci of squamous metaplasia

E) Muscle fibers surrounding the cyst

QUESTION 8-5. An 18-year-old female develops a brown painful nodule within an umbilical scar. The lesion is biopsied and the findings are illustrated below. Which of the following statements regarding this condition is INCORRECT?

A) These cutaneous lesions, although rare, usually arise within cesarean section and periumbilical scars.

B) These patients experience monthly fluctuations in symptoms with occasional ...