Dermatology by Dr Cintia Flashcards
Precancerous skin lesions
Melanoma INVESTIGATION BEST
Surveillance:
- First 2 years: e/3m
- Next 2 years: e/6m
- After: e/1y
- 1st Deg Rel: Skin check
e/1y
Melanoma TREATMENT
Excision margin:
- In situ: 0.5cm
- <1mm: 1cm
- 1-4mm: 1-2cm
>4mm: 2cm
If eye: Refer to plastic surgery
NODULAR MELANOMA
ACRAL LENTIGINOUS MELANOMA
LENTIGO MELANOMA
DESMOPLASTIC MELANOMA
Squamous Cell
Carcinoma TREATMENT
Surgery with 3-5mm margin
BOWEN DISEASE BEST INVESTIGATION
Shave or Punch Biopsy
BOWEN DISEASE TREATMENT
Fluorouracil, Imiquimod
KERATOACANTHOMA
Basal Cell Carcinoma BEST INVESTIGATION
Biopsy
Basal Cell Carcinoma TREATMENT
Mohs Surgery with 3-4mm excision
Gas gangrene (Clostridial myonecrosis)
Shingles
Molluscus contagiosum TREATMENT
No tx needed.
Resolvesin 3-6m
No school exclusion necessary
Avoid sharing towels/baths
Impetigo TREATMENT
- Topical mupirocin 2% OR
- cefalexin if widespread or large areas.
Staphylococcal scalded skin syndrome
Dermatophyte infections
Tinea CLINICAL FEATURES
Ringworm
Tinea TREATMENT
- Oral Griseofulvin/Terbinafine
Scabies CLINICAL FEATURES
Common in nursing homes
Scabies TREATMENT
1.Permethrin.
Lice
Cutaneous larva migran
PAPULAR URTICARIA
CERCARIAL DERMATITIS Erythrasma
Dermatitis CLINICAL FEATURES
Itchy, rash
Dermatitis TREATMENT
- Topical steroids & Moisturiser
Dermatitis Herpetiformes CLINICAL FEATURES
Assoc w/ Celiac Dx in elbows, knees, lumbosacral area
Dermatitis Herpetiformes BEST INVESTIGATION
Skin biopsy
Dermatitis Herpetiformes TREATMENT
- Dapsone.
- Gluten free diet
Atopic Dermatitis CLINICAL FEATURES
Kids in face, cubital, popliteal
Atopic Dermatitis TREATMENT
- Topical Steroids & Moisturiser
- Severe: Immunosuppressants - Infected: Swab then mupirocin/Dicloxacillin
Contact Dermatitis
Seborrheic Dermatitis CLINICAL FEATURES
Dandruff
Seborrheic Dermatitis
- Dandruff Shampoo
- Ketoconazole
Stasis Dermatitis
Discoid Dermatitis
ASTEATOTIC DERMATITIS
GENITAL DERMATITIS