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Medical Dictionary Terms Beginning with O
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Oat cell cancer
Oat cell cancer: A type of lung cancer in which the cells look like oats. Also called small cell lung cancer.more detail info...
Oath of Maimonides
Oath of Maimonides: A prayer that is said to have been written by the 12th-century physician-philosopher Moses Maimonides. Like the famous oath of Hippocrates, the prayer of Maimonides is often recited by new medical graduates. This prayer, whichmore detail info...
OB
OB: Short for an obstetrician or for obstetrics, the art and science of managing pregnancy, labor and the pueperium, the time immediately after delivery.more detail info...
OB/GYN
OB/GYN: A commonly used abbreviation. OB is short for obstetrics or for an obstetrician, a physician who delivers babies. GYN is short for gynecology or for a gynecologist, a physician who specializes in treating diseases of the female reproductivmore detail info...
Obesity
Obesity: Overweight. Please visit Medicine Online's OBESITY forum more information.more detail info...
Obesity-related diseases
Obesity-related diseases: Obesity increases the risk of developing a number of diseases including: Type 2 (adult-onset) diabetes High blood pressure (hypertension) Stroke (cerebrovascular accident or CVA) Heart attack (myocardial infarmore detail info...
Objective
Objective: In a microscope, the objective (also called the objective lens) is the lens nearest to the object being examined whereas the lens closest to the eye is termed the ocular (the eyepiece). The light microscope today is usually binocular (with onemore detail info...
Observer variation
Observer variation: Failure by the observer to measure accurately, resulting in error. Observer variation may be due to the observer's missing a measurement, making an incorrect measurement, or misinterpretating data. Inter-observer variation is themore detail info...
Obsessive-compulsive
Obsessive-compulsive: A form of personality (or personality disorder) marked by obsessions and compulsions.more detail info...
Obstetrical forceps
Obstetrical forceps: An instrument with two blades and a handle designed to aid in the vaginal delivery of a baby.more detail info...
Obstetrician
Obstetrician: A physician who delivers babies and is in the practice of obstetrics, the art and science of managing pregnancy, labor and the pueperium, the time immediately after delivery.more detail info...
Obstetrician/gynecologist
Obstetrician/gynecologist: An obstetrician is a physician who delivers babies and is in the practice of obstetrics while a gynecologist is a physician who specializes in treating diseases of the female reproductive organs. The word "gynecology" comore detail info...
Obstetrics
Obstetrics: The art and science of managing pregnancy, labor and the pueperium (the time after delivery).more detail info...
Obtunded
Obtunded: Mentally dulled. Head trauma may obtund a person.more detail info...
Occipital bone
Occipital bone: The bone forming the rear (and rear bottom) of the skull.more detail info...
Occiput
Occiput: The back of the head.more detail info...
Occular
Occular: Having to do with the eye.more detail info...
Occult
Occult: Hidden. Occult blood is hidden from the eye but is nontheless present and can be detected by chemical tests.more detail info...
OCP
OCP: Oral contraceptive pill. Also known as &the pill&.more detail info...
Ocular
Ocular: Having to do with the eye.more detail info...
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