Health Library

Articles In This Section

• A to Z: Otorrhea

  Learn more about otorrhea, discharge from the external part of the ear.

• A to Z: Open Wound, Toe

  Learn more about toe wounds and how they're treated.

• A to Z: Open Wound, Tongue

  Learn more about tongue wounds and how they're treated.

• A to Z: Open Wound, Wrist

  Learn more about wrist wounds and how they're treated.

• A to Z: Optic Nerve Glioma

  An optic nerve glioma is a type of brain tumor that forms in or around the optic nerve, which connects the eye to the brain.

• A to Z: Oral Apthae

  See Apthous Ulcers (Canker Sores).

• A to Z: Orthostatic Hypotension

  Learn about orthostatic hypotension, an abnormal drop in blood pressure that occurs when someone moves from sitting or lying down to standing up.

• A to Z: Osteodystrophy, Renal

  See: Osteodystrophy.

• A to Z: Osteomyelitis

  Learn about bacterial infections and conditions that can affect bones.

• A to Z: Otalgia (Ear Pain)

  Learn about otalgia, more commonly known as ear pain or earache.

• A to Z: Open Wound, Hand

  Learn more about hand wounds and how they're treated.

• A to Z: Open Wound, Scalp

  Learn more about scalp wounds and how they're treated.

• A to Z: Open Wound, Nose

  Learn more about nose wounds and how they're treated.

• A to Z: Open Wound, Mouth

  Learn more about mouth wounds and how they're treated.

• A to Z: Open Wound, Lip

  Learn more about lip wounds and how they're treated.

• A to Z: Open Wound, Knee/Leg/Ankle

  Learn more about knee, leg, and ankle wounds and how they're treated.

• A to Z: Open Wound, Jaw

  Learn more about jaw wounds and how they're treated.

• A to Z: Open Wound, Hip and Thigh

  Learn more about wounds of this hip or thigh and how they're treated.

• A to Z: Open Wound, Head

  Learn more about head wounds and how they're treated.

• A to Z: Open Wound, Gum

  Learn more about gum wounds and how they're treated.

• A to Z: Obesity, Morbid

  Learn about causes and complications of obesity and morbid obesity.

• A to Z: Obstructive Sleep Apnea

  Learn about this common sleep disorder, where a blockage of the airway during sleep can cause someone to temporarily stop breathing.

• A to Z: Omphalitis

  Learn about bacterial infections and conditions that affect newborn babies.

• A to Z: Open Wound, Cheek

  Learn more about cheek wounds and how they're treated.

• A to Z: Open Wound, Ear

  Learn about ear wounds and how they're treated.

• A to Z: Open Wound, Elbow

  Learn more about elbow wounds and how they're treated.

• A to Z: Open Wound, Face

  Learn about face wounds and how they're treated.

• A to Z: Open Wound, Finger

  Learn more about finger wounds and how they're treated.

• A to Z: Open Wound, Foot

  Learn more about foot wounds and how they're treated.

• A to Z: Open Wound, Forearm

  Learn more about forearm wounds and how they're treated.

• A to Z: Open Wound, Forehead

  Learn more about forehead wounds and how they're treated.

• A to Z: Osteoporosis, Disuse

  Disuse osteoporosis is bone loss that results from not enough stress or pressure on the bones, making them brittle and weak, and easy to fracture.

• A to Z: Osteoporosis

  Mostly affecting older people, osteoporosis is a disease that weakens the bones, causing them to become brittle and easily fractured.

• A to Z: Osteogenesis Imperfecta

  Learn more about congenital disorders and bone deformities.

• A to Z: Osteodystrophy

  Learn about complications of kidney and liver disease and conditions that affect bone development.

• A to Z: Osteochondritis Dissecans

  Learn about osteochondritis dissecans, a joint condition in which a piece of bone and cartilage become unattached, either partially or completely.

• A to Z: Ollier Disease

  See: Chondrodystrophy.

• A to Z: Otitis Media (Ear Infection)

  Learn more about otitis media, an infection of the middle ear.