Final Skin Cont. Flashcards
Risks for basal cell carcinoma
Cumulative UV
PTCH (hedgehog pathway)
TP53
Raised pearly papule with telangiectasia
Basal cell carcinoma
2nd MC skin cancer
Squamous cell carcinoma
SCC MC in older adults or
People with xeroderma pigmentosum
1% of SCC mets via
Local lymphatics
Benign tumor of melanocytes
Melanocytic Nevus
Moles are acquired, usually within
First 2 decades
Grows into dermis
Dysplastic Nevus
Benign growth with Dysplasia
Familial dysplastic Nevus
Higher cancer risk (melanoma)
Sporadic dysplastic Nevus
Low cancer risk
3rd MC skin cancer
Melanoma
Risks for melanoma
Intense UV
Family history in 10% cases
Striking variation, including black, brown, red, dark blue, grey with irregular boarders describes
Melanoma
Melanoma mets to
Liver
Lungs
CNS
Heart
ABCDs of melanoma
Asymmetry
Boarder
Color
Diameter
Skin tag aka
Acrochordon
Benign, vascular fibroepithelial nodule that can be pigmented or flesh tones
Skin tag
Skin tag freq and common in what population
1/2 population
Females
Middle-aged
Pregnancy
Early melanoma growth
Radial growth (horizontal)
Late melanoma growth
Vertical growth
Hand-foot-and-mouth Disease caused by
Coxsackievirus A
HFMD common in
Children (daycares, elementary schools)
HFMD characteristic
Acute fever and malaise
Macules and vesicles
Pityriasis Rosea
Acute skin rash
Self-limited
Idiopathic
Population for pityriasis rosea
Ages 10-35
Females
Although idiopathic, pityriasis rosea observed in ___ and ___ and may be __ or __
Spring or fall
Viral or fungal
Herald patch indicates
Pityriasis rosea
Christmas tree pattern observed in
Pityriasis rosea
Pityriasis rosea probably caused by
HHV 6 and 7