2.1 Cs Exam5: Common Skin Neoplasms

Front 1

How do you tx skin tags?

Back 1

cut off (no anesthesia)

(MC in the axilla)

Front 2

Older pt comes in w/ numerous small white warty lesions on lower legs, top of feet, & forearms.

Dx?

Back 2

Stucco keratosis (barnacles)

(can remove but usually come back)

Front 3

Female black pt comes in w/ numerous dark black papules on face, mostly under eyes.

Dx?

Tx?

Back 3

Dermatosis Papulosa Nigra

Tx: may remove by can result in white scars

Front 4

Cutaneous horns (hard keratin projections) are concerning if caused by _____________ & should be removed

Back 4

Squamous cell carcinoma

Front 5

Describe dermatofibromas.

What does dermoscopy reveal?

Back 5

Benign, hard nodule

Retraction sign

(cause surface dimpling on compression)

dermoscopy reveals white lacy center

Front 6

Distinguishing feature of epidermal cysts

Back 6

surface opening is keratin-filled orifice

(may originate from comedomes)

Front 7

How do pilar cysts differ from epidermal cysts?

Back 7

no central punctum

commonly on scalp

Front 8

Name for a painful (can be exquisitely tender), red, inflamed lesion on helix of ear. MC on men > 40

Tx:

Back 8

Chondrodermatitis Nodularis Helicis

Tx: biopsy to rule out SCC, intralesional injection, special pillow, excision

Front 9

Keratoacanthomas are smooth papules w/ keratin filled centers. MC in elderly pts in areas of sun exposure.

TX?

Back 9

Surgical removal! also helps rule out SCC, since they are difficult to distinguish

Front 10

Describe a pyogenic granuloma.

Back 10

Fragile and bleed easily
Glistening, moist-to-scaly surface

Bleeding difficult to control

Tx: removal

Front 11

Venous lakes can be distinguished from melanoma by ___________________

Back 11

compression- forces blood out & proves vascular origina

Front 12

Smooth firm, deep red papules, commonly on trunk are __________________

Back 12

cherry angioma

Front 13

Large hemangiomas can be associated w ________

Back 13

malformation of other organs

Front 14

What is the difference between a hypertrophic scar and a keloid?

Back 14

Hypertrophic scars are inappropriately large, but they are CONFINED to the wound site and REGRESS with time.

Keloids EXTEND beyond the margins of injury.