Can nail fungus cause black spots?

Toenail Fungus While most nail fungi appear as yellow to brownish discolorations, sometimes the fungus can appear dark brown to black with the buildup of debris under the nail.

What does fungus look like under toenail?

Nail fungus can cause the nail to become thick or ragged and appear yellow, green, brown or black. An infected nail may separate from the nail bed. Nail fungus is a common condition that begins as a white or yellow spot under the tip of your fingernail or toenail.

How do you treat black spots under toenails?

Over-the-counter ointments, creams, and polishes are usually effective. Severe cases may require a prescription antifungal treatment. If a black toenail is caused by an injury, the resulting spot from broken blood vessels will disappear once your nail grows out.

Why is the skin under my toenail purple?

Subungual hematoma is bruising under the nail bed, which can have a bluish-purple color. When you experience trauma to your toe, such as stubbing it or dropping something heavy on it, small blood vessels can bleed underneath the nail. This can result in discoloration.

Why do I have a black spot on my nail?

Red or black spots may be splinter hemorrhages associated with endocarditis. The spots may be subungual hematomas from trauma or a fingernail injury. It can also be a skin cancer like melanoma or squamous cell cancer.

What does a black mark on your nail mean?

Another cause of black lines on the nails is a splinter hemorrhage, which occurs when blood vessels under the fingernail are damaged, often due to injuries, such as hitting. More seriously, a black line or lines on the nails can indicate the presence of melanoma, a dangerous form of skin cancer.

Will a black toenail grow out?

In mild cases, the black toenail will grow out naturally over time without treatment. In severe cases, such as when the nail begins to detach from the nail bed, a person should seek medical treatment.

What do black toenails indicate?

If your toenail turns black, it’s most likely a bruise under the nail, technically called a subungual hematoma. You can get it from stubbing a toe or from footwear that cram your feet into the front of the shoe.