Malignant Tumors Flashcards
0
Q
Basal cell carcinoma (BCC)
A
Risk factors:
- Fair complexion
- Chronic sunlight exposure
- Immunosuppression
1
Q
Basal cell carcinoma (BCC)
A
Most common malignant skin tumor >700,000 cases/year Locally invasive Rarely metastasize M>F; 60 years Head and neck
2
Q
Basal cell carcinoma (BCC)
A
Papules or nodules Smooth surface Translucent; Pearly, erythematous papules or plaques with rolled borders Telangiectasia Central ulcer - "rodent eaten"
3
Q
Squamous cell carcinoma (SCC)
A
2nd most common malignant tumors > 200,000 cases/year May metastasize Fair-skinned UV HPV
4
Q
Squamous cell carcinoma (SCC)
A
High metastatic risk SCC
- ears and lower lip
- recurring rumors
5
Q
Squamous cell carcinoma (SCC)
A
Flesh-colored to erythematous Dry crusty Smooth or warty surface Ulceration Firm
6
Q
Basal cell carcinoma (BCC)
A
pearly
Telangiectasia
7
Q
Melanoma
A
- asymmetric macule with
- irregular border and
- color variations (red, tan, brown, or black)
- most are greater than 6 mm in diameter
8
Q
Melanoma
A
A - asymmetry B - border C - color D - diameter E - elevation or evolution
9
Q
Superficial Spreading Melanoma
A
- 70% of all melanomas in Caucasian
- Change in pre-existing mole
- Median age 37
10
Q
Acral Lentiginous Melanoma
A
- 50-70% of melanoma in African-Americans and Asians
- Palm, sole or nail bed
- median age 65
11
Q
Prognosis
A
Depth is the most important prognostic factor:
- 3.60 mm, <50% five-year survival
12
Q
Cutaneous T-Cell Lymphoma (CTCL)
A
- Mycosis fungoides (MF)
2. Sezary syndrome
13
Q
Mycosis fungoides (MF)
A
- Malignant clonal expansion of CD4+ cell
- uncommon (<1% of all lymphomas)
14
Q
Sezary syndrome
A
- 5% of all MF cases
- Erythroderma
- Circulating Sazery cells - atypical lymphocytes
- Cerebriform nuclei
