Hair And Nails Flashcards

1
Q

In Anagen phase, hair ch

A

Angulation and dark bulb

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2
Q

In catagen phase hair ch?

A

Dark bulb

Clubbing

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3
Q

In Telogen phase hair ch?

A

White bulb

Clubbing

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4
Q

Anagen effuvium seen in

A

Chemotherapy

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5
Q

Telogen effuvium seen in

A

3 months after pregnancy, typhoid, or any chronic illness

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6
Q

Male patterned hair loss cld

A

Hamilton pattern

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7
Q

Female pattern hair loss cld

A
  • Olsen pattern

- Ludwig pattern

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8
Q

Minoxidil moa for Hair growth?

A

It prolongs Anagen phase so hair get time to grow

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9
Q

In alopecia areata microscopic feature?

A

Exclamation mark sign

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10
Q

Alopecia areata clinical sign?

A

Turning grey phenomena

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11
Q

Histologic feature in alopecia areata?

A

Peri follicular lymphocytic infiltrate

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12
Q

Alopecia totalis types?

A

1) ophiasis where periphery inv first

2) sisiapho where central inv first

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13
Q

Mc site for onychomycosis?

A

Hyponychia

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14
Q

Acute Paronychia by org?

A

Staph aureus

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15
Q

Chronic paronychia by .org?

A

Candida

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16
Q

Nail pitting in?

A
  • psoriasis
  • alopecia areata
  • eczema
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17
Q

Nail changes in psoriasis

A
  • pitting
  • oil drop sign/ salmon patch (most ch)
  • onycholysis
  • leuconychia
  • subungual hyperkeratosis
  • nail tunnelling
18
Q

Nail changes in onychomycosis

A
  • onycholysis
  • leuconychia
  • subungual hyperkeratosis
  • nail tunneling
19
Q

In onychomycosis investigate by

A

Koh mount

20
Q

True leuconychia in?

A

Psoriasis

Onychomycosis

21
Q

False leuconychia in

A

Arsenic poison

22
Q

Terry nails in

A

Hepatic failure

23
Q

Half and half nail in

A

Chronic renal failure

24
Q

Banded or Muercheke nails in

A

Chemotherapy

Hypoalbuminemia

25
Q

Disorder of eccrine gland?

A
  • anhidrosis
  • hyperhidrosis
  • miliaria
26
Q

Dis of apocrine gland?

A
  • bromohidrosis
  • chromohidrosis
  • fox fordyces dis also cld apocrine miliaria
27
Q

Crystalline miliaria occurs at?

A

Str corneum

28
Q

Miliaria rubra occurs at?

A

Malphigian layer

29
Q

Miliaria profunda at?

A

Dermoepidermal junction

30
Q

Systemic tt for miliaria?

A

Vitamin c

Isotretenoin

31
Q

Tt for fox fordyce dis

A

Ocps

Electrocautery

32
Q

Ectopic sebaceous glands name?

A

At lips- fordyce spots
In areola- Montgomery
In glans- Tyson glands
In eyelids- meibomian glands and gland of zeitz

33
Q

Gland of moll are?

A

Apocrine sweat glands

34
Q

Acne due to?

A

Inc androgens
Inc IL-1 alpha activity
Dec lenoleic acid

35
Q

Morbihan dis ?

A

Solid facial non pitting oedema

36
Q

Drugs causing acne

A
Ocps
Iodine
Isoniazid 
Lithium 
Steroids 
Anticonvulsants
37
Q

Photo onycholysis by drug?

A

Doxycycline

38
Q

Melanonychia by drug

A

Minocycline

39
Q

ADR of tretinoin

A
  • dry lips
  • chemical peeling
  • pseudotumor cerebri
  • suicidal tendencies in pts with depression
  • forestier dis (DISH)
40
Q

Doc for pustular psoriasis

A

Acitretinin

41
Q

Androgen dependant hair growth regulated by ?

A

Type 2 5 alpha reductase