Dr. Smitha S. Dutt's Profile
Dr. Smitha Dutt received a PhD in Cellular and Molecular Biology from the State University of New York, Buffalo, USA with a specialization in Oncology. She completed her post-doctoral training from University of California, Davis, USA. She is active contributor to the site as a freelance writer on a variety of health topics.
Written / Edited / Medically Reviewed
Phantosmia is a rare disorder that causes one to perceive nonexistent unpleasant odors, mainly smoky smells. It is caused by age, infectious diseases, mental health issues, brain tumors, among others.
DOOR syndrome is a rare genetic disorder marked by deafness, short or absent fingernails, abnormal development of digits, and intellectual impairment. It is non-progressive and treatment is mainly supportive.
Subungual (below the nail) melanoma is a rare skin cancer that develops due to activated pigment-producing cells. A brown-black longitudinal band is a typical sign of nail cancer.
Mastocytosis is a rare condition marked by accumulation of mast cells under the skin and various organs in the body. Clinical features depend on site affected and treatment is based on specific symptoms in each person.
Tracheal or windpipe cancer is a rare cancer and its cause is unclear. The most common squamous cell type of cancer has been linked to smoking. The main forms of treatment include surgery and radiotherapy.