You may wonder — is that rough spot on my arm something I should worry about?
Here’s a list of descriptions that will help you decide if you should see a dermatologist.
Basal cell carcinoma
Can look like a waxy or white bump, a scaly patch or an unhealed sore.
The most serious and potentially deadly skin cancer. It can appear as a pigmented patch or bump, usually as an irregular mole.
A precancerous condition that looks like a small rough spot on skin.
Squamous Cell Carcinoma
This could appear as an unhealed sore, a red nodule or rough bump.
Some source material from: Centers for Disease Control and Prevention, Skin Cancer (CDC.gov/Cancer/Skin)