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Medical Terms

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Oblique Fracture

Oblique Fracture: A fracture that occurs at an angle across the bone.

Created: 2024-12-07 16:55:59

Last Updated: 2024-12-07 16:55:59

Obstetric Ultrasound Specialist

Obstetric Ultrasound Specialist: A physician trained to perform and interpret ultrasound scans for pregnant women to monitor fetal development and diagnose complications.

Created: 2024-12-07 14:37:07

Last Updated: 2024-12-07 14:37:07

Obstetrician

Obstetrician: A doctor who focuses on the care of pregnant women, childbirth, and postpartum care, ensuring both maternal and fetal health.

Created: 2024-12-07 14:37:12

Last Updated: 2024-12-07 14:37:12

Occipital Bone

Occipital Bone: The bone at the back of the skull that houses the foramen magnum and protects the brain's lower part.

Created: 2024-12-06 13:31:09

Last Updated: 2024-12-06 13:31:09

Occupational Radiation Exposure

Occupational Radiation Exposure: Radiation exposure experienced by individuals who work with or around radiation sources as part of their job, such as radiologists, technologists, or researchers.

Created: 2024-12-06 13:31:15

Last Updated: 2024-12-06 13:31:15

Occupational Therapist (OT)

Occupational Therapist (OT): A healthcare provider who helps patients develop or regain skills needed for daily living and working after injury or illness.

Created: 2024-12-07 17:28:07

Last Updated: 2024-12-07 17:28:07

Oganesson

Oganesson (Og): The last element in the periodic table, a synthetic element with no significant practical applications.

Created: 2024-12-04 09:20:50

Last Updated: 2024-12-04 09:20:50

Olecranon

Olecranon: The bony prominence of the elbow, part of the ulna bone.

Created: 2024-12-06 13:31:26

Last Updated: 2024-12-06 13:31:26

Olecranon Bursitis

Olecranon Bursitis: Inflammation of the bursa over the tip of the elbow, often due to trauma or infection.

Created: 2024-12-06 13:31:23

Last Updated: 2024-12-06 13:31:23

Olmesartan

Olmesartan: An angiotensin II receptor antagonist used to treat high blood pressure.

Created: 2024-12-06 13:31:29

Last Updated: 2024-12-06 13:31:29

Omeprazole

Omeprazole: A proton pump inhibitor used to treat gastroesophageal reflux disease (GERD) and ulcers.

Created: 2024-12-06 13:31:32

Last Updated: 2024-12-06 13:31:32

Omicron (B.1.1.529)

Omicron (B.1.1.529):Discovered in South Africa in late 2021, Omicron caused milder disease with less severe lung involvement. CT scans showed minimal ground-glass opacities in most cases.

Created: 2024-12-06 13:31:40

Last Updated: 2024-12-06 13:31:40

Onchocerca volvulus

Onchocerca volvulus: A filarial worm causing onchocerciasis (river blindness), transmitted by blackflies and leading to skin rashes and vision loss.

Created: 2024-12-06 13:31:46

Last Updated: 2024-12-06 13:31:46

Oncologist

Oncologist: A doctor specializing in the treatment of cancer, using chemotherapy, radiation therapy, and surgery to manage and treat various forms of cancer.

Created: 2024-12-07 14:37:27

Last Updated: 2024-12-07 14:37:27

Oncology Nurse

Oncology Nurse: A nurse who specializes in the care of cancer patients, providing treatment, monitoring, and emotional support.

Created: 2024-12-07 17:28:25

Last Updated: 2024-12-07 17:28:25

Ondansetron

Ondansetron: A medication used to prevent nausea and vomiting caused by chemotherapy, radiation therapy, or surgery.

Created: 2024-12-06 13:31:49

Last Updated: 2024-12-06 13:31:49

Ondines curse

Ondines curse: A rare and potentially fatal disorder in which a person may stop breathing, especially at night. Also called congenital central hypoventilation syndrome.

Created: 2024-12-07 16:56:23

Last Updated: 2024-12-07 16:56:23

Operating Room (OR)

Operating Room (OR): A sterile environment in hospitals where surgical procedures are performed.

Created: 2024-12-07 17:28:43

Last Updated: 2024-12-07 17:28:43

Operon

Operon: A unit of genetic material in bacteria that includes a group of genes regulated together.

Created: 2024-12-06 13:32:06

Last Updated: 2024-12-06 13:32:06

Ophthalmic Artery

Ophthalmic Artery: Artery that supplies blood to the eye, orbit, and parts of the face.

Created: 2024-12-06 13:32:12

Last Updated: 2024-12-06 13:32:12

Ophthalmic Forceps

Ophthalmic Forceps: Small, delicate forceps used in eye surgery to handle fragile ocular tissues.

Created: 2024-12-07 14:37:41

Last Updated: 2024-12-07 14:37:41

Ophthalmologist

Ophthalmologist: A specialist who focuses on diagnosing and treating eye conditions and performing surgeries like cataract removal and LASIK.

Created: 2024-12-07 14:37:46

Last Updated: 2024-12-07 14:37:46

Orthogonal Radiography

Orthogonal Radiography: A technique where two X-ray images are taken at right angles to each other, usually to provide a clearer view of bones or joints.

Created: 2024-12-06 13:32:26

Last Updated: 2024-12-06 13:32:26

Orthomyxovirus

Orthomyxovirus: A family of RNA viruses that includes influenza viruses (types A, B, and C), known for causing seasonal flu and pandemics.

Created: 2024-12-07 14:37:53

Last Updated: 2024-12-07 14:37:53

Orthopedic Surgeon

Orthopedic Surgeon: A doctor who specializes in surgical treatment for musculoskeletal injuries and disorders, including bone fractures, joint replacements, and spine surgery.

Created: 2024-12-07 14:38:02

Last Updated: 2024-12-07 14:38:02

Orthopedic Technician

Orthopedic Technician: A healthcare professional who assists in the treatment of musculoskeletal conditions, including applying casts and splints.

Created: 2024-12-07 17:29:01

Last Updated: 2024-12-07 17:29:01

Osgood-Schlatter Disease

Osgood-Schlatter Disease: Inflammation of the tibial tuberosity, often affecting active adolescents.

Created: 2024-12-06 13:32:32

Last Updated: 2024-12-06 13:32:32

Osteitis Fibrosa Cystica

Osteitis Fibrosa Cystica: Bone disease caused by hyperparathyroidism, leading to weak, deformed bones.

Created: 2024-12-06 13:32:38

Last Updated: 2024-12-06 13:32:38

Osteoarthritis

Osteoarthritis: Degeneration of joint cartilage and underlying bone, most common from aging.

Created: 2024-12-06 13:32:43

Last Updated: 2024-12-06 13:32:43

Osteoblast

Osteoblast: A type of cell responsible for the formation of new bone tissue.

Created: 2024-12-06 13:32:46

Last Updated: 2024-12-06 13:32:46

Osteoblastoma

Osteoblastoma: A rare, benign bone tumor that typically affects the spine or long bones.

Created: 2024-12-06 13:32:49

Last Updated: 2024-12-06 13:32:49

Osteoblasts

Osteoblasts: Cells responsible for the formation of bone tissue during growth and repair.

Created: 2024-12-06 13:32:52

Last Updated: 2024-12-06 13:32:52

Osteochondritis

Osteochondritis: Inflammation of bone and cartilage, often in the joints.

Created: 2024-12-06 13:33:01

Last Updated: 2024-12-06 13:33:01

Osteochondritis Dissecans

Osteochondritis Dissecans: A joint condition where a piece of bone and cartilage separates from the joint surface.

Created: 2024-12-06 13:32:58

Last Updated: 2024-12-06 13:32:58

Osteochondroma

Osteochondroma: A benign bone growth that often forms near the growth plates.

Created: 2024-12-06 13:33:04

Last Updated: 2024-12-06 13:33:04

Osteoclast

Osteoclast: A type of cell that breaks down bone tissue during the process of bone remodeling.

Created: 2024-12-06 13:33:07

Last Updated: 2024-12-06 13:33:07

Osteocyte

Osteocyte: A mature bone cell that maintains bone tissue and communicates with other bone cells.

Created: 2024-12-06 13:33:13

Last Updated: 2024-12-06 13:33:13

Osteogenesis

Osteogenesis: The process of bone formation.

Created: 2024-12-06 13:33:27

Last Updated: 2024-12-06 13:33:27

Osteogenesis Imperfecta

Osteogenesis Imperfecta: A genetic disorder causing fragile bones, also known as brittle bone disease.

Created: 2024-12-06 13:33:23

Last Updated: 2024-12-06 13:33:23

Osteoid Osteoma

Osteoid Osteoma: A benign bone tumor that commonly occurs in long bones, causing pain.

Created: 2024-12-06 13:33:33

Last Updated: 2024-12-06 13:33:33

Osteolysis

Osteolysis: The breakdown or destruction of bone tissue, often due to disease or wear.

Created: 2024-12-06 13:33:37

Last Updated: 2024-12-06 13:33:37

Osteomalacia

Osteomalacia: Softening of bones due to vitamin D deficiency, leading to fractures and deformities.

Created: 2024-12-06 13:33:40

Last Updated: 2024-12-06 13:33:40

Osteomyelitis

Osteomyelitis: Infection of the bone, often caused by bacteria.

Created: 2024-12-06 13:33:43

Last Updated: 2024-12-06 13:33:43

Osteon

Osteon: The structural unit of compact bone, consisting of a central canal surrounded by concentric rings of bone tissue.

Created: 2024-12-06 13:33:46

Last Updated: 2024-12-06 13:33:46

Osteonecrosis

Osteonecrosis: The death of bone tissue caused by reduced blood flow, often affecting the femoral head.

Created: 2024-12-06 13:33:49

Last Updated: 2024-12-06 13:33:49

Osteopenia

Osteopenia: Lower than normal bone density, often a precursor to osteoporosis.

Created: 2024-12-06 13:33:52

Last Updated: 2024-12-06 13:33:52

Osteopetrosis

Osteopetrosis: A rare condition where bones become abnormally dense and brittle due to defective bone resorption.

Created: 2024-12-06 13:33:55

Last Updated: 2024-12-06 13:33:55

Osteophyte

Osteophyte: A bony outgrowth or bone spur that forms along the edges of a joint, often due to osteoarthritis.

Created: 2024-12-06 13:33:58

Last Updated: 2024-12-06 13:33:58

Osteophytes

Osteophytes: Bony outgrowths, also known as bone spurs, that often develop in osteoarthritis.

Created: 2024-12-06 13:34:01

Last Updated: 2024-12-06 13:34:01

Osteoporosis

Osteoporosis: A condition in which bones become weak and brittle.

Created: 2024-12-06 13:34:04

Last Updated: 2024-12-06 13:34:04

Osteosarcoma

Osteosarcoma: A type of bone cancer that typically starts in the long bones.

Created: 2024-12-06 13:34:06

Last Updated: 2024-12-06 13:34:06

Otolaryngologist (ENT Surgeon)

Otolaryngologist (ENT Surgeon): A surgeon who specializes in the ear, nose, and throat, performing procedures like tonsillectomies, sinus surgery, and cochlear implants.

Created: 2024-12-07 14:38:51

Last Updated: 2024-12-07 14:38:51

Otoscope

Otoscope: A device used by doctors to examine the ear canal and eardrum.

Created: 2024-12-07 14:39:01

Last Updated: 2024-12-07 14:39:01

Outlet Pelvis Protocol

Outlet Pelvis Protocol: Patient Positioning: Supine, with the central ray angled toward the pelvis (typically 30–40 degrees cephalad); Imaging Settings: 75–85 kVp, 12–20 mAs; Common Views: Outlet view to assess fractures of the pelvis and sacrum.

Created: 2024-12-06 13:34:16

Last Updated: 2024-12-06 13:34:16

Oxycodone

Oxycodone: A semi-synthetic opioid used to treat moderate to severe pain.

Created: 2024-12-06 13:34:19

Last Updated: 2024-12-06 13:34:19

obesity

obesity: A body weight that is much higher than is healthy. Defined as having a body mass index of 30 or more. Obesity puts a person at greater risk of developing numerous chronic diseases.

Created: 2024-12-06 11:57:33

Last Updated: 2024-12-06 11:57:33

object of addiction

object of addiction: The psychoactive drug or rewarding behavior with which a person with addiction has a pathological relationship.

Created: 2024-12-06 11:57:28

Last Updated: 2024-12-06 11:57:28

obstructive sleep apnea

obstructive sleep apnea: A disorder marked by heavy snoring and interrupted breathing during sleep. It increases the risk of developing high blood pressure and having a stroke and is more common in people who are obese.

Created: 2024-12-06 11:57:23

Last Updated: 2024-12-06 11:57:23

occipital lobe

occipital lobe: The region in the back of the brain responsible for visual processing.

Created: 2024-12-06 11:57:16

Last Updated: 2024-12-06 11:57:16

occlusion

occlusion: The closing or blocking of a hollow organ or body part.

Created: 2024-12-06 11:57:10

Last Updated: 2024-12-06 11:57:10

occult

occult: Something not visible to the naked eye but seen under a microscope or through lab tests.

Created: 2024-12-06 11:57:06

Last Updated: 2024-12-06 11:57:06

omega-3 fatty acids

omega-3 fatty acids: Beneficial fats, also known as n-3 fatty acids. These are polyunsaturated fat found in fatty fish, such as salmon.

Created: 2024-12-06 11:57:02

Last Updated: 2024-12-06 11:57:02

omega-6 fatty acids

omega-6 fatty acids: Fatty acids found in certain foods that the body needs for good health but cannot make on its own. Also known as n-6 fatty acids.

Created: 2024-12-06 11:56:55

Last Updated: 2024-12-06 11:56:55

oncogene

oncogene: A gene that, under certain conditions, can cause cancer.

Created: 2024-12-06 11:56:44

Last Updated: 2024-12-06 11:56:44

oncologist

oncologist: A physician who deals with the diagnosis and treatment of cancer. There are three types medical oncologists, radiation oncologists, and surgical oncologists.

Created: 2024-12-06 11:56:40

Last Updated: 2024-12-06 11:56:40

onychomycosis

onychomycosis: Toenail fungus.

Created: 2024-12-06 11:56:34

Last Updated: 2024-12-06 11:56:34

open prostatectomy

open prostatectomy: A surgical procedure in which an enlarged prostate is removed through an incision in the abdomen.

Created: 2024-12-06 11:56:31

Last Updated: 2024-12-06 11:56:31

ophthalmologist

ophthalmologist: A physician who specializes in treating the eye and eye disease.

Created: 2024-12-06 11:56:22

Last Updated: 2024-12-06 11:56:22

ophthalmoscope

ophthalmoscope: An instrument with a light and mirrors for examining the deep interior of the eye.

Created: 2024-12-06 11:56:18

Last Updated: 2024-12-06 11:56:18

opiate

opiate: Any painkilling drug such as morphine or codeine derived from the opium poppy.

Created: 2024-12-06 11:56:15

Last Updated: 2024-12-06 11:56:15

opioid

opioid: Any narcotic, natural or synthetic, that behaves in the body like an opium-derived drug.

Created: 2024-12-06 11:56:12

Last Updated: 2024-12-06 11:56:12

optic nerve

optic nerve: A cable of specialized nerve fibers that transmit visual impulses from the eye to the brain.

Created: 2024-12-06 11:56:07

Last Updated: 2024-12-06 11:56:07

optician

optician: A technician who helps select and fit eyeglasses or contact lenses for people with vision problems.

Created: 2024-12-06 11:55:58

Last Updated: 2024-12-06 11:55:58

optimism

optimism: A characteristic frame of mind that leads a person to expect positive outcomes and to view the world as a positive place.

Created: 2024-12-06 11:55:55

Last Updated: 2024-12-06 11:55:55

optometrist

optometrist: A health care professional licensed to examine the eye, and diagnose and treat some eye diseases.

Created: 2024-12-06 11:55:52

Last Updated: 2024-12-06 11:55:52

oral mucosa

oral mucosa: The layer of soft pinkish tissue that lines the interior of the mouth.

Created: 2024-12-06 11:55:48

Last Updated: 2024-12-06 11:55:48

orbit

orbit: The bony socket that holds the eyeball.

Created: 2024-12-06 11:55:42

Last Updated: 2024-12-06 11:55:42

orbital irradiation

orbital irradiation: X-ray treatment to the eye; sometimes used in more serious cases of Graves eye disease.

Created: 2024-12-06 11:55:38

Last Updated: 2024-12-06 11:55:38

orchiectomy

orchiectomy: Surgery to remove the testicles. Usually done to remove a cancerous testicle or to lower testosterone levels and slow or halt the growth of prostate cancer.

Created: 2024-12-06 11:55:31

Last Updated: 2024-12-06 11:55:31

organic matrix

organic matrix: The protein framework of bone tissue.

Created: 2024-12-06 11:55:28

Last Updated: 2024-12-06 11:55:28

organonitrile

organonitrile: A chemical found in cruciferous vegetables that may have anti-cancer properties.

Created: 2024-12-06 11:55:20

Last Updated: 2024-12-06 11:55:20

orgasm

orgasm: The series of pleasurable, rhythmic muscle contractions that mark the peak of sexual arousal and the release of muscle tension.

Created: 2024-12-06 11:55:17

Last Updated: 2024-12-06 11:55:17

orthopedist

orthopedist: A medical doctor who specializes in correcting disorders of the bones, joints, muscles, and tendons.

Created: 2024-12-06 11:55:14

Last Updated: 2024-12-06 11:55:14

orthosis

orthosis: A custom shoe insert that helps cushion or realign the foot.

Created: 2024-12-06 11:55:10

Last Updated: 2024-12-06 11:55:10

orthostatic hypotension

orthostatic hypotension: A sudden drop in blood pressure upon standing or getting out of bed, causing dizziness.

Created: 2024-12-06 11:55:07

Last Updated: 2024-12-06 11:55:07

osseointegration

osseointegration: A process in which bone heals around an implant to create a stable anchor.

Created: 2024-12-06 11:54:59

Last Updated: 2024-12-06 11:54:59

ossicles

ossicles: Three bones in the middle ear that move in response to sound vibrations.

Created: 2024-12-06 11:54:55

Last Updated: 2024-12-06 11:54:55

ossification

ossification: The process by which bone is formed.

Created: 2024-12-06 11:54:52

Last Updated: 2024-12-06 11:54:52

osteoarthritis

osteoarthritis: A joint disease in which the cartilage that lines the joints slowly deteriorates. Also called degenerative joint disease.

Created: 2024-12-06 11:54:48

Last Updated: 2024-12-06 11:54:48

osteoblasts

osteoblasts: Cells that build bone tissue.

Created: 2024-12-06 11:54:45

Last Updated: 2024-12-06 11:54:45

osteoclasts

osteoclasts: Cells that remove bone tissue.

Created: 2024-12-06 11:54:42

Last Updated: 2024-12-06 11:54:42

osteocytes

osteocytes: A cell that is embedded in fully formed bone.

Created: 2024-12-06 11:54:39

Last Updated: 2024-12-06 11:54:39

osteomalacia

osteomalacia: A condition in which bones are soft and weak, usually due to a lack of vitamin D or an inability of the body to use vitamin D properly.

Created: 2024-12-06 11:54:36

Last Updated: 2024-12-06 11:54:36

osteomyelitis

osteomyelitis: A bone infection caused by bacteria or fungi.

Created: 2024-12-06 11:54:33

Last Updated: 2024-12-06 11:54:33

osteons

osteons: The building blocks of compact bone, the hard, tightly-packed tissue that forms the outer shell of bones.

Created: 2024-12-06 11:54:30

Last Updated: 2024-12-06 11:54:30

osteopath

osteopath: A doctor licensed to practice medicine, perform surgery, and prescribe drugs. The training is similar to that of a regular M.D., but more emphasis is placed on the importance of the musculoskeletal system and the bodys ability to heal itself.

Created: 2024-12-06 11:54:26

Last Updated: 2024-12-06 11:54:26

osteopenia

osteopenia: Mild thinning and weakening of the bones; bone density is lower than normal but not low enough to be classified as osteoporosis.

Created: 2024-12-06 11:54:21

Last Updated: 2024-12-06 11:54:21

osteophyte

osteophyte: An outgrowth of bone on a joint or spinal disk; commonly called a bone spur.

Created: 2024-12-06 11:54:18

Last Updated: 2024-12-06 11:54:18

osteoporosis

osteoporosis: Significant thinning and weakening of bones over time, making them vulnerable to breaks.

Created: 2024-12-06 11:54:15

Last Updated: 2024-12-06 11:54:15

osteotomy

osteotomy: An operation in which bone is cut to change its alignment or shorten or lengthen it.

Created: 2024-12-06 11:54:12

Last Updated: 2024-12-06 11:54:12

otic capsule

otic capsule: The bony shell that surrounds the inner ear.

Created: 2024-12-06 11:54:07

Last Updated: 2024-12-06 11:54:07

otitis media

otitis media: An infection of the middle ear.

Created: 2024-12-06 11:54:00

Last Updated: 2024-12-06 11:54:00

otosclerosis

otosclerosis: An abnormal bony growth in the middle ear that causes hearing loss.

Created: 2024-12-06 11:53:53

Last Updated: 2024-12-06 11:53:53

outbreak

outbreak: Synonymous with epidemic. Sometimes used to refer to a local epidemic as compared to a larger, general epidemic.

Created: 2024-12-06 11:53:50

Last Updated: 2024-12-06 11:53:50

outer ear

outer ear: The external part of the ear, as well as the external ear canal and the eardrum.

Created: 2024-12-06 11:53:46

Last Updated: 2024-12-06 11:53:46

outpatient

outpatient: A person who receives treatment at a hospital or other medical facility but does not stay overnight.

Created: 2024-12-06 11:53:39

Last Updated: 2024-12-06 11:53:39

output

output: The loudest sound that a hearing aid can produce.

Created: 2024-12-06 11:53:36

Last Updated: 2024-12-06 11:53:36

ovariectomy

ovariectomy: Surgical removal of one or both ovaries.

Created: 2024-12-06 11:53:32

Last Updated: 2024-12-06 11:53:32

overactive bladder

overactive bladder: Frequent urination and urges to urinate.

Created: 2024-12-06 11:53:28

Last Updated: 2024-12-06 11:53:28

overt proteinuria

overt proteinuria: A condition of declining kidney function. It is part of the progression of kidney disease, developing after microalbuminuria (when a damaged kidney begins to leak small amounts of a protein called albumin into urine) and before chronic kidney disease.

Created: 2024-12-06 11:53:22

Last Updated: 2024-12-06 11:53:22

overweight

overweight: A body weight above the healthy range but not obese. Usually defined as a body mass index of 25 to 29.9.

Created: 2024-12-06 11:53:16

Last Updated: 2024-12-06 11:53:16

ovulation

ovulation: The release of a mature egg from the ovary, at which time it is available to be fertilized by sperm.

Created: 2024-12-06 11:53:11

Last Updated: 2024-12-06 11:53:11

oxidant

oxidant: An unstable molecule in the body that plays a role in aging and can damage tissue. Also known as a free radical.

Created: 2024-12-06 11:53:07

Last Updated: 2024-12-06 11:53:07

oxidation

oxidation: A process in which oxygen combines with a substance, altering its structure and changing or destroying its normal function.

Created: 2024-12-06 11:53:04

Last Updated: 2024-12-06 11:53:04

oxygenated blood

oxygenated blood: Blood that has moved through the lungs where it has absorbed oxygen; oxygenated blood moves from the lungs into the heart, from which it is then pumped throughout the body.

Created: 2024-12-06 11:52:59

Last Updated: 2024-12-06 11:52:59