What causes dark spots under the feet?
Tinea nigra is an infection that attacks the skin’s uppermost layers.
It’s caused by a fungus called Hortaea werneckii.
The fungus has also gone by the names of Phaeoannellomyces werneckii, Exophiala werneckii,and Cladosporium werneckii.
The fungus causes painless brown or black patches to grow on palms and feet.
What does cancer on the foot look like?
Basal cell cancers may appear as pearly white bumps or patches that may ooze or crust and look like an open sore. On the skin of the lower legs and feet, basal cell cancers often resemble non-cancerous skin tumors or benign ulcers. Most types of early squamous cell carcinoma are confined to the skin and do not spread.
What does foot melanoma look like?
On the skin, melanoma looks like moles that continue to evolve in shape, size, and color. Melanoma can also occur in your toenails. This is most common in the big toes of your feet. The cancerous cells underneath the nails can look like purple, brown, or black bruises.
What does liver spots look like?
The condition involves the appearance of pale brown to dark brown spots on the skin called solar lentigines, liver spots, or age spots. Age spots are flat, usually oval areas of the skin that have increased pigmentation. In other words, they’re darker than the surrounding skin. They may be brown, black, or gray.