Benign paroxysmal positional vertigo (BPPV) is a type of vertigo caused by calcium crystals in the inner ear. These crystals are usually located in two parts of the ear called the utricle and saccule.

1 Department of Neurology, Children's University Hospital, Dublin, Ireland 2 Department of General Paediatrics, University Children's Hospital, Duesseldorf, Germany 3 Department of Pediatrics, HELIOS ...

Cysts are typically benign and are filled with fluid, air, or other material, which can be drained or removed. They can feel tender to the touch and can move around under the skin. Tumors can be ...

There are two general groups of brain tumors: Some brain tumors contain cancer cells and others don't: Benign brain tumors don't have cancer cells. They grow slowly, can often be removed ...

They can occur suddenly or be symptomatic of a chronic condition. Most skin lesions are benign (not cancer) but they can be symptoms of life-threatening conditions like anaphylaxis. Acne can leave ...