Lesion |
Basal cell carcinoma |
Squamous cell carcinoma |
Incid. |
75% of skin cancers |
25% of skin cancers |
Age |
Usually 40+ |
Usually 55+ |
Sex |
Male > Female |
Male 2 : Female 1 |
Causes |
Sunlight, arsenic, X-ray, trauma, burn scar |
Sunlight, radiation, arsenic, granuloma, etc. |
Location |
Nodular - Head/Neck
Superficial - Trunk
Morphea - Face
|
Ear Face Dorsum of hand and forearm |
Lesion |
Translucent - papule Telangict asias may have pigment in dark skin
Red - macule on plaque
Yellow-white - indunated maqule in plaque
|
1. Red, scaly papule. Indunated
2. On lip or genitals. It may be a fissure or small erosion that doesn't heal.
|
Symptoms |
|
|
|
Cosmetically objectionable.Ulcerates and bleeds |
Cosmetically objectionable. Papule and/or ulceration and bleeding |
Rx |
< 1 cm 95% effective <1 cm excisimetastaseson or radiation |
Excision or radiation |
Course |
ED&C 95% effective Rare metastases about 17% |
Low rate of metastases (see additional handouts) |