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Flashcards in Diseases of Appendages Deck (47)
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1

Androgenic Alopecia

(Ludwig type III with basal cell carcinoma)

1

Onycholysis

- Detachment of the nail from the nail bed 

- May be caused by contact dermatitis, dyshidrotic eczema, herpes simplex, psoriasis, or trauma 

1

Felon

- Deep, acute paronychia infection

 

1

Systemic Lupus erythematosus: Nail fold erythema and telangiectasia 

- elongated cuticle 

2

Onychomycosis

3

Androgenic Alopecia

(Hamilton type III)

- Autosomal dominant trait that can be inherited from either parent

3

Psoriasis Vulgaris 

- Psoriasis causes pitting or roughness of the nail body 

3

Acute Paronychia

- Can be acute or chronic

- Infection of the skin immediately surrounding the nail

- S. aureus is the most common etiology 

- There is often a history of trauma 

4

Androgenic Alopecia

(Hamilton type IV to V)

 

4

Onychomycosis

- Any infection of the nail caused by fungus 

- Can be caused by dermatophyte, yeast, or another type of fungus 

- Most prevalent nail disease, with dermatophytes being the most common cause 

 - Casues the nai lto become opaque and turn white, yellow, or yellowish-brown 

4

Onychomycosis

5

Androgenic Alopecia 

(Ludwig type II)

 

5

Alopecia Areata Universalis

- All terminal body hair is lost

6

Perioral Dermatitis

7

Splinter hemorrhages 

- Caused by endocarditis 

9

Papulopustular Rosacea (early stage III)

 

10

Psoriasis Vulgaris 

11

Discoid Lupus erythematosus

12

Anagen Effluvium 

- Massive, diffuse hair loss due to damage to anagen hairs from radiation, chemotherapy, or severe malnutrition 

14

Alopecia Areata

(Localized)

- Multiple, extensive lesions 

15

Papulopustular Acne

- Plugged pilosebaceous glands (comedomes)

- If comedome closed: white head

- If comedome is open: black head

17

Psoriasis Vulgaris 

18

Perioral Dermatitis

- Appears as erythematous micropapules that may become confluent and form plaques around mouth initially, and later involve the skin around the eyes as well. 

- The vermillion border of the lips is always spared

- May itch or burn

- Exacerbated by topical steroids AVOID THEM!

 

19

Koilonychia (spoon nail) 

- Often associated with iron deficiency anemia 

21

Hypertrichosis

- Excess hair growth in areas not under androgen control

- May be inherited or acquired 

- May be associated with wide variety of malignancies, medications, hypothyroidism, etc. 

21

Splinter Hemorrhages

- Tiny subungual hemorrhages

- Caused by trauma or bacterial endocarditis 

22

Yellow Nail Syndrome

- May be caused by respiratory disease, malignancies, or rheumatoid arthritis

- Involves a yellow or brown or green discoloration of the nails 

24

Nodulocystic Acne

- Large comedomes

- Both open and closed comedomes can be seen here

- Exacerbating factors: Stress, mechanical obstruction (helmets, leaning on hands), hormonla fluctuations, medications 

25

Scarring alopecia

- Male pattern hair loss is also present in this pic 

- May be the result of surgery, neoplasm, lesions from cutaneous or systemic lupus erythematosus, or follicular lichen planus. 

27

Moderately Severe Rosacea (stage II)

- May have presentation similar to stage I with small, red papules and pustules