DERM - Vascular diseases of the skin Flashcards Preview

Year 2 Specialty Medicine > DERM - Vascular diseases of the skin > Flashcards

Flashcards in DERM - Vascular diseases of the skin Deck (18):
1

definition: stasis dermatitis

erythematous, pruritic, scaling patches on lower extremities due to impaired VENOUS circulation (chronic changes in lower extremities include edema, skin hyperpigmentation and ulcer formation)

2

what is the appearance of vasculitis?

palpable purpuric papules

3

arterial ulcers are caused by ________

PAD

4

- punched out well demarcated edges and a pale base
- minimal exudation

arterial ulcers

5

what is the treatment for arterial ulcers?

- refer to vascular surgeon
- lifestyle mods

6

what is a normal ABI value range?

0.9 - 1.2

7

what are the options for starvation disorders?

- prevent
- restore
- amputate

8

what is a cutaneous marker of venous insufficiency?

stasis dermatitis

9

when does venous stasis occur?

when valves in the deep or perforating veins become incompetent, causing reflux into the superficial system (venous HTN)

10

what are late signs of venous insufficiency?

- lipodermatosclerosis
- venous ulcers
- scars that appear porcelain white and atrophic

11

what is lipodermatosclerosis? it is associated with what condition?

- subcutaneous fat is replaced by fibrosis that eventually impedes venous and lymphatic flow leading to edema above the fibrosis

12

"inverted champagne bottle legs" is due to:

lipodermatosclerosis

13

does purpura blanch when pressed?

no

14

what is the etiologic agent of infectious purpura?

n. meningitidis

15

palpable purpura results from inflammation of _____________

small cutaneous vessels

16

palpable purpura is the hallmark lesion of ___________

leukocytoclastic vasculitis (small vessel vasculitis)

17

- fever for 5 or more days
- strawberry tongue, cracked lips
- conjunctivitis
- extremity edema, desquamation
- cervical nodes (need fever)

kawasaki disease

18

what is the treatment for kawasaki disease / syndrome?

- aspirin high dose
- IVIG