Skin lesions Flashcards
1
Q
Acinitic keratosis : Definition
A
- Common premalignant skin lesion that develops as a consequence of chronic sun exposure
- May develop into : Squamous cell carcinoma
2
Q
Acinitic keratosis : Clincal features
A
- Flat, red nodule
- Rough, scale like surface
- Pink-brown colour - typically sun exposed areas
3
Q
Acinitic keratosis : Management
A
Fluorouracil cream - antimetabolite chemotherapy drug to prevent progression
4
Q
Squamous cell carcicnoma : Risk factord
A
- Actinic keratoses
- Sun exposure
- Smoking
- Organ transplant/Immunosupression
5
Q
Squamous cell carcinoma : Clinical features
A
- Premalignant lesion : Actinic keratosis
- Scaly, crusted lesions
- Ulcerate
- Tender and painful
Prognosis : Moderate spread between weeks to months
6
Q
Basal cell carcinoma : Clinical features
A
- Develops on Sun exposed sites
- Pearly flesh-coloured papule with telangiectasia
- Ulcerate leaving central crater
leading to
* Central depression
* Sponateous bleeding
7
Q
Basal cell carcinoma : Prognosis
A
Slow growth and Local invasion
8
Q
Melanoma : Definition
A
- Skin cancer originating from pigment producing melanocyte cells
- Fast spread - aggressive
9
Q
Melanoma : Clinical features
A
- Flat/Nodular
- Pigmented lesion - variable colours within lesion
- Irregular border / Asymmetrical
- Ulcerate and bleed
- Evolution over time - alter in shape, colour, size over time
10
Q
Melanoma : Mx
A
Refer to 2nd care : 2 WW for cancer pathway
11
Q
Seborrheic Keratosis : Definition
A
- Benign skin lesion originating from keratinocytes in the epidermis
- Common in older adults
12
Q
Seborrheic Keratosis : Clinical features
A
- Appearance
* Elevated, wart like - stuck on lesions
* Well demarcated
* May be rough to touch
* No other symptoms - Location : More common on sun exposed areas
