Dr. Riva Collins, MD

Canker Sores (Aphthous Ulcers) Treatment
Aphthous stomatis is the medical term for canker sores. It is a common condition that produces ulcers or erosions in the mouth and on the lips. It happens over and over again, but the cause is still unknown. It is thought to be secondary to a decreased immune system, possible from stress, infection, vitamin deficiency, or hormonal changes. Canker sores look like round shallow erosions or ulcers with a white surface, surrounded by an intense red halo and measuring 5mm. The ulcers are usually p...

Does it cost more to get a tattoo or to have it removed?
The cost of getting a tattoo and the cost of having it removed can vary depending on several factors such as the size, location, and complexity of the tattoo, as well as the experience and reputation ...

How do biologics work to treat my eczema?
Biologics are a class of medications that can be used to treat eczema, a chronic skin condition characterized by inflammation and itching. Biologics work by targeting specific parts of the immune syst...

How do biologics work to treat my psoriasis?
Biologics are a class of medications that are used to treat moderate to severe psoriasis. They are typically used when other treatments, such as topical creams and light therapy, have not been effecti...

How is atopic dermatitis different from eczema?
Atopic dermatitis and eczema are often used interchangeably, but they are not exactly the same thing. Atopic dermatitis is a type of eczema.Eczema is a general term that refers to a group of condition...

What are the possible treatments for my actinic keratoses?
Actinic keratoses (AKs) are precancerous skin lesions that can develop into squamous cell carcinoma, a type of skin cancer. Treatment options for AKs include:Cryotherapy: This procedure involves freez...