S

• A to Z: Seizure, Petit Mal

  See: Seizure, Petit Mal.

• A to Z: Seizure, Tonic-Clonic

  A tonic-clonic seizure (also called a grand mal seizure) is a sudden attack that brings on intense muscle spasms and loss of consciousness. It is caused by abnormal brain activity and affects the entire body.

• A to Z: Septic Arthritis (Pyogenic Arthritis)

  Septic, or pyogenic, arthritis is a serious and painful infection of a joint. It’s most common in children from birth to age 3 and older adults.

• A to Z: Septicemia

  Learn about this condition, in which an infection can spread into the blood and cause serious health problems.

• A to Z: Sever Disease

  Sever disease is a painful bone disorder due to inflammation (swelling) of the growth plate in the heel.

• A to Z: Shingles

  See: Herpes Zoster.

• A to Z: Sialadenitis

  Learn about sialadenitis, an infection of the saliva-producing glands.

• A to Z: Sickle Cell Disease

  Learn about genetic disorders and diseases and conditions that affect the blood.

• A to Z: Sickle Cell Trait

  Learn about genetic disorders and diseases and conditions that affect the blood.

• A to Z: Sinus, Coccygeal or Pilonidal

  See: Pilonidal Cyst.