General Symptomatology Flashcards Preview

OS212: Dermatology > General Symptomatology > Flashcards

Flashcards in General Symptomatology Deck (16)
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1
Q

Primary Skin Lesions

A
Macules → Patches
Papules → Plaques
Vesicles → Bullae
Pustules
Nodules
Comedo
Cysts
Tumor
Wheal
Telangiectasia
Purpura
Sclerosis
2
Q

Secondary Skin Lesions

A
Sclerosis
Scarring
Scaling
Crusts
Lichenification
Erosions
Excoriations
Atrophy
Fissures
Ulcers
3
Q

Capillary dilatation

A

Erythema

4
Q

Extravasated RBCs

A

Purpura

5
Q

Disease entities that present with erythema

A

Rosacea
Exfoliative Dermatitis
Lupus Erythematosus (Malar Rash)
Dermatomyositis (Heliotrope Rash - violaceous erythema and swelling of periorbital area)

6
Q

Disease entities or conditions that present with purpura

A

Senile Purpura
Pigmented Purpuric Dermatitis
Henoch-Schonlein Purpura: hypersensitivity vasculitis; on biopsy, leukocytoplastic vasculitis

7
Q

Freckles, Café-au-lait spots, Lentigo

A

HYPERpigmentation

8
Q

Differentiate freckles, café-au-lait spots, and lentigo

A

All have increased melanin in basal layer

Café-au-lait spots and lentigo also have increased melanocytes

9
Q

Melasma

A

Hyperpigmentation associated with pregnancy and women taking OCPs

10
Q

Hyperpigmentation secondary to acne resolution

A

Post-inflammatory Hyperpigmentation

11
Q

Pityriasis Alba, Pityriasis Vesicolor

A

HYPOpigmentation

12
Q

Decreased melanin in epidermis associated with atopic dermatitis

A

Pityriasis Alba

13
Q

Malassezia furfur synthesizes azelaic acid; interfering with melanin formation; tyrosinase inhibitor

A

Pityriasis Vesicolor

14
Q

Absence of melanocytes

A

Depigmentation

15
Q

Examples of depigmentation

A

Vitiligo

16
Q

What do you describe when palpating for lesions?

A
Consistency (soft, firm, hard, fluctuant, boardlike)
Temperature
Mobility 
Tenderness
Depth of Lesion (dermal or subcutaneous)