Common Skin ProblemsCommon Skin Problems
►InfectionsInfections Athlete’s foot (tinea Athlete’s foot (tinea
pedis)pedis)► Caused by fungal Caused by fungal
infectioninfection
Boils and carbunclesBoils and carbuncles► Caused by bacterial Caused by bacterial
infectioninfection
Cold soresCold sores► Caused by virusCaused by virus
Common Skin ProblemsCommon Skin Problems
►Infections and Infections and allergiesallergies Contact dermatitisContact dermatitis
► Exposures cause Exposures cause allergic reactionallergic reaction
ImpetigoImpetigo► Caused by bacterial Caused by bacterial
infectioninfection
PsoriasisPsoriasis► Cause is unknownCause is unknown► Triggered by trauma, Triggered by trauma,
infection, stressinfection, stress
Skin CancerSkin Cancer
►Cancer—abnormal cell growthCancer—abnormal cell growth►Classified two waysClassified two ways
BenignBenign► Does not spreadDoes not spread
MalignantMalignant► Metastasized (moves) to other parts of the Metastasized (moves) to other parts of the
bodybody
►Skin cancer is the most common type Skin cancer is the most common type of cancerof cancer
Skin Cancer TypesSkin Cancer Types
►Basal cell carcinomaBasal cell carcinoma Least malignantLeast malignant Most common typeMost common type Arises from stratum Arises from stratum
basalebasale
Skin Cancer TypesSkin Cancer Types
►Squamous cell Squamous cell carcinomacarcinoma Metastasizes to Metastasizes to
lymph nodes if not lymph nodes if not removedremoved
Early removal allows Early removal allows a good chance of curea good chance of cure
Believed to be sun-Believed to be sun-inducedinduced
Arises from stratum Arises from stratum spinosum spinosum
Skin Cancer TypesSkin Cancer Types
►Malignant Malignant melanomamelanoma Most deadly of skin Most deadly of skin
cancerscancers Cancer of Cancer of
melanocytesmelanocytes Metastasizes rapidly Metastasizes rapidly
to lymph nodes and to lymph nodes and blood vesselsblood vessels