Clinical Guides
Evidence-based references on skin conditions, treatments, diagnostic technology, and prevention — reviewed by board-certified dermatologists.
Showing 7 Condition guides
← Clear filter
Actinic Keratosis
Actinic keratoses are rough, scaly patches from years of sun exposure. They are the most common precancer and a direct precursor to squamous cell carcinoma, so treating them is one of the most effective ways to prevent skin cancer.
Tyler Long, DO · Reviewed
Atypical Moles (Dysplastic Nevi)
An atypical mole (also called a dysplastic nevus) is a harmless mole that looks a little unusual. It is not cancer. Having several of them is mostly a sign to keep an eye on your skin, not a reason to remove them all.
Tyler Long, DO · Reviewed
Basal Cell Carcinoma
Basal cell carcinoma is the most common skin cancer. It grows slowly, rarely spreads, and is highly curable, especially when caught early. What it looks like, how it's diagnosed, and how it's treated.
Tyler Long, DO · Reviewed
Melanoma
Melanoma is a family of skin cancers, from melanoma in situ (almost always curable) to invasive and advanced disease. This overview explains the types and stages so you can see where a diagnosis fits, then how treatment changes by stage.
Tyler Long, DO · Reviewed
Melanoma In Situ
Melanoma in situ is the earliest, Stage 0 form of melanoma, confined to the top layer of skin. Because it hasn't grown deeper, removing it completely is essentially curative.
Tyler Long, DO · Reviewed
Seborrheic Keratosis
A seborrheic keratosis is a common, harmless skin growth that shows up with age. It is not cancer and you do not have to treat it. The main reason to see a doctor is to be sure a spot is truly harmless, because a melanoma can sometimes look like one.
Tyler Long, DO · Reviewed
Squamous Cell Carcinoma
Squamous cell carcinoma is the second most common skin cancer. Most are cured with surgery, but a higher-risk minority can spread, so risk and early treatment matter. What it looks like, how it's diagnosed, and how it's treated.
Tyler Long, DO · Reviewed
Want to suggest a topic for a new guide?
Contact us