Dermatology Flashcards
1
Q
Main function of skin
A
- Barrier and protection - epidermis
- Strength and flexibility - dermis
- Fat and insulation - SC tissue
2
Q
What is found in epidermis?
A
- Stratum corneum is outside layer which is thickest on palms and soles of feet
- Langerhan cells are found here - immune function
3
Q
What is found in the dermis?
A
- Made of collagen, elastin and fibrillin
- Nerves
- Glands
- Hair follicles
- Blood vessels
4
Q
Disease from epidermis
A
- Psoriasis
- Increased cell turnover
- Hyperproliferation/thickening of epidermis
- Causes scaly plaques
- Dilation of BV causes erythema
5
Q
Taking derm history
A
- Site and distribution
- Timing - onset and duration
- Aggravating and relieving factors
- PMH - inc skin diseases
- DH
- FH - atopy and skin disease
- SH - job, travel, sexual, sun exposure (inc sunbeds)
- Assess skin type - Fitzpatrick scale, eg burn easily?
- ICE
- Impact of disease on QOL
6
Q
Examples of skin disease which affect particular areas
A
- Flexural - eczema
- Mucous membranes - lichen planus with lace like reticular pattern
7
Q
Examination of derm
A
- Inspect
- Palpae
- Systemic check - whole skin, hair/scalp nails, mucous membranes
- Describe - SCAM
8
Q
SCAM description
A
- Site/distribution
- Colour/configuration
- Associations
- Morphology
USE ABCD for pigmented lesions
Check google docs derm doc for descriptors
9
Q
Treatment for acne - 1st line for mild/moderate
A
- Topical benzoyl peroxide + topical adapalene OR
- Topical tretinoin + topical clindamycin OR
- Topical benzoyl peroxide + topical clindamycin
10
Q
Treatment acne moderate/severe - 1st line
A
- Either of first 2 options from mild/moderate OR
- Topical adapalene + topical benzoyl peroxide + oral doxycycline/oral lymecycline
- Topical azelaic acid + oral doxycycline/oral lymecycline
OR can use COCP instead of oral abx
Isotretinoin is reserved for secondary care
11
Q
A
