Medical Abbreviations (O, P, Q, R, S)

Question 1

O

Answer 1

origin

Question 2

OA

Answer 2

osteoarthritis

Question 3

OAE

Answer 3

otoacoustic emission

Question 4

OCD

Answer 4

obsessive-compulsive disorder

Question 5

OCP

Answer 5

oral contraceptive pill

Question 6

ODD

Answer 6

oppositional defiant disorder

Question 7

OGTT

Answer 7

oral glucose tolerance test

Question 8

OM

Answer 8

otitis media

Question 9

Ophth

Answer 9

ophthalmology

Question 10

OR

Answer 10

open reduction

Question 11

ORIF

Answer 11

open reduction, internal fixation

Question 12

OSA

Answer 12

obstructive sleep apnea

Question 13

OT

Answer 13

oxytocin

Question 14

OTC

Answer 14

over the counter

Question 15

Oto

Answer 15

otology

Question 16

PA

Answer 16

physician’s assistant; posteroanterior (from back to front); pulmonary artery

Question 17

PAC

Answer 17

premature atrial contraction

Question 18

PACAB

Answer 18

port-access coronary artery bypass

Question 19

Pap

Answer 19

Papanicolaou (test for cervical/vaginal cancer)

Question 20

PCOS

Answer 20

polycystic ovary syndrome

Question 21

PCV

Answer 21

packed-cell volume

Question 22

PD

Answer 22

panic disorder; Parkinson disease

Question 23

PDA

Answer 23

patent ductus arteriosus

Question 24

PDD

Answer 24

pervasive developmental disorders

Question 25

PDR

Answer 25

proliferative diabetic retinopathy

Question 26

PEG

Answer 26

percutaneous endoscopic gastrostomy

Question 27

PET scan

Answer 27

positron emission tomography scan

Question 28

PFT

Answer 28

pulmonary function test

Question 29

PGH

Answer 29

pituitary growth hormone

Question 30

pH

Answer 30

measurement of acidity/alkalinity

Question 31

PICC

Answer 31

peripherally inserted central catheter

Question 32

PID

Answer 32

pelvic inflammatory disease

Question 33

PIP

Answer 33

proximal interphalangeal joint

Question 34

PK

Answer 34

penetrating keratoplasty (corneal transplant)

Question 35

PKD

Answer 35

polycystic kidney disease

Question 36

PKU

Answer 36

phenylketonuria

Question 37

plats

Answer 37

platelets; thrombocytes

Question 38

PMB

Answer 38

postmenopausal bleeding

Question 39

PMDD

Answer 39

premenstrual dysphoric disorder

Question 40

PMN

Answer 40

polymorphonucleocyte

Question 41

PMNs

Answer 41

polymorphonucleocytes

Question 42

polys

Answer 42

polymorphonucleocytes

Question 43

PMS

Answer 43

premenstrual syndrome

Question 44

PNS

Answer 44

peripheral nervous system

Question 45

pos

Answer 45

posterior

Question 46

PPB

Answer 46

positive-pressure breathing

Question 47

PPD

Answer 47

purified protein derivative

Question 48

PRK

Answer 48

photorefractive keratectomy

Question 49

PRL

Answer 49

prolactin

Question 50

PSA

Answer 50

prostate-specific antigen

Question 51

PSG

Answer 51

polysomnography

Question 52

PT

Answer 52

prothrombin time

Question 53

PTA

Answer 53

prothrombin activator

Question 54

PTC

Answer 54

percutaneous transhepatic cholangiography

Question 55

PTCA

Answer 55

percutaneous transhepatic cholangiography; percutaneous transluminal coronary angioplasty

Question 56

PTH

Answer 56

parathyroid hormone

Question 57

PTSD

Answer 57

post-traumatic stress disorder

Question 58

PTT

Answer 58

partial thromboplastin time

Question 59

PTU

Answer 59

propylthiouracil

Question 60

PUD

Answer 60

peptic ulcer disease

Question 61

PUVA

Answer 61

psoralen plus ultraviolent A

Question 62

PV

Answer 62

pulmonary vein

Question 63

PVC

Answer 63

premature ventricular contraction

Question 64

PVD

Answer 64

peripheral vascular disease

Question 65

QFT

Answer 65

QuantiFERON-TB

Question 66

RA

Answer 66

rheumatoid arthritis; right atrium

Question 67

RAD

Answer 67

reactive airway disease

Question 68

RAIU

Answer 68

radioactive iodine uptake

Question 69

RBC

Answer 69

red blood cell (count)

Question 70

RCA

Answer 70

right coronary artery

Question 71

RF

Answer 71

rheumatoid factor

Question 72

RFCA

Answer 72

radiofrequency catheter ablation

Question 73

Rh

Answer 73

Rhesus (factor)

Question 74

RIA

Answer 74

radioimmunoassay

Question 75

RLL

Answer 75

right lower lobe (of the lung)

Question 76

RLQ

Answer 76

right lower quadrant

Question 77

RML

Answer 77

right middle lobe (of the lung)

Question 78

RNA

Answer 78

ribonucleic acid

Question 79

ROM

Answer 79

range of motion

Question 80

RPR

Answer 80

rapid plasma reagin

Question 81

RSV

Answer 81

respiratory syncytial virus

Question 82

RUL

Answer 82

right upper lobe (of the lung)

Question 83

RUQ

Answer 83

right upper quadrant

Question 84

RV

Answer 84

right ventricle

Question 85

Rx

Answer 85

prescribed

Question 86

S1-S5

Answer 86

sacral vertebrae, first through fifth; sacral nerves

Question 87

SA

Answer 87

sinoatrial

Question 88

SAD

Answer 88

seasonal affective disorder

Question 89

SARS

Answer 89

severe acute respiratory syndrome

Question 90

SCC

Answer 90

squamous cell carcinoma

Question 91

SCLC

Answer 91

small cell lung cancer

Question 92

SG

Answer 92

skin graft; specific gravity

Question 93

SIADH

Answer 93

syndrome of inappropriate antidiuretic hormone

Question 94

SIRS

Answer 94

systemic inflammatory response syndrome

Question 95

SLE

Answer 95

systemic lupus erythematosus

Question 96

SNS

Answer 96

somatic nervous system

Question 97

SOB

Answer 97

shortness of breath

Question 98

SPECT

Answer 98

single-photon emission computed tomography

Question 99

SPF

Answer 99

sun protection factor

Question 100

SSRI

Answer 100

selective serotonin reuptake inhibitor

Question 101

SSS

Answer 101

sick sinus syndrome

Question 102

STD

Answer 102

sexually transmitted disease

Question 103

STH

Answer 103

somatotropic hormone

Question 104

STI

Answer 104

sexually transmitted infection

Question 105

STSG

Answer 105

split-thickness skin graft

Question 106

sup

Answer 106

superior

Question 107

SVT

Answer 107

superficial vein thrombosis

Question 108

sx

Answer 108

symptoms