Dr. Subhash K Nagalla M.D.

Spinal stenosis is a condition where two spinal vertebrae separated by an intervertebral disc come closer as the disc wears off due to osteoarthritis, rheumatoid arthritis or trauma. When this happens, the spinal nerve that runs between them becomes compressed causing pain to the individual. The...

An anal fissurectomy is a surgery that may be used for curing anal fissures. The procedure involves an incision in the sphincter muscles which control one's anal opening. It is normally the recommended surgery for treating tears or cracks that develop inside the distal canal (passageway) where waste...

Cholecystectomy is a surgical procedure performed to remove a damaged gallbladder. The gallbladder is a small pouch-like organ found in the upper right part of your belly. The main function of the gallbladder is to store bile, which is a digestive fluid used in the breakdown of fats. Specifically,...

Stomach ulcers are painful lesions that are found in the lining of your stomach or small intestine. They are the most visible sign of peptic ulcer disease. Your stomach and small intestine are lined by a layer of mucus-producing cells. The mucus produced by these cells protect the lining of your...

What is the gallbladder?The gallbladder is a four-inch, pear-shaped organ situated below your liver. It acts as a storage organ for bile, which is a mixture of fats, cholesterol, and fluids. The main purpose of bile is to help in breaking down fats during digestion. The whole process allows for easy...

In a thyroid biopsy, a small tissue sample of your thyroid gland is removed and then examined under a microscope to test for an infection, cancer cells, and other thyroid disorders. The thyroid is a small gland located in lower part of the neck, just below the larynx. The gland's main function is...