(New) A-Z Medical abbreviation list – 2023

A-Z Medical abbreviation list

This is a list of medical abbreviation, and trying to cover all the abbreviation term from medical specialty.

Medical AbbreviationMedical Abbreviation Meaning
Without (s with an overbar) (from Latin sine)
Sx Symptoms
Surgery (though deemed by some as inappropriate)
S1 First heart sound
S2 Second heart sound
S3 Third heart sound
S4 Fourth heart sound
SASinoatrial node
SAAGSerum–ascites albumin gradient
SABStaphylococcal bacteremia
spontaneous abortion (that is miscarriage)
SADSeasonal affective disorder
subacromial decompression
SAHSubarachnoid haemorrhage
SAMThe systolic anterior motion of the mitral valve
SANSinoatrial node
SaO2 Arterial oxygen saturation
SAPS II Simplified acute physiology score
SAPS III Simplified acute physiology score
SARSeasonal allergic rhinitis
sub-acute rehabilitation facility
SARSSevere acute respiratory syndrome
SBSmall bowel (see small intestine)
SBESubacute bacterial endocarditis
SBFTSmall bowel follow-through
SBMASpinal and bulbar muscular atrophy
SBOSmall bowel obstruction
SBPSystolic blood pressure
Spontaneous bacterial peritonitis
SBRSerum Bilirubin
SBRTSplit beam radiation therapy
SCSpinal Cord or subcutaneous (from Latin subcutis )
SCASpinocerebellar ataxia
SCATSex cord tumor with annular tubes
SCCSquamous cell carcinoma
SCDSequential compression device
Sickle-cell disease
Sudden cardiac death
SCISpinal cord injury
SCIDSevere combined immunodeficiency
SCIWORASpinal cord injury without radiographic abnormality
SCLCSmall cell lung cancer
scopeMicroscope or endoscope
SCTSacrococcygeal tumor
ScvO2Central venous oxygen saturation
Standard deviation
SDHSubdural hematoma
SDTISuspected deep tissue injury
SEStandard error
Side effect
SedSedimentation (rate) (see erythrocyte sedimentation rate)
SEESyphilis elimination effort
SegsSegmented cells
SEMStandard error of the mean
Systolic ejection murmur (see heart murmur)
SERMSelective estrogen receptor modulator
SERTSerotonin transporter
SFASuperficial femoral artery
serum folic acid
SGASmall for gestational age
SG cathSwan–Ganz catheter (see pulmonary artery catheter)
SGSpecific gravity (in urinanalysis)
SGBStellate ganglion block
SGOTSerum glutamic oxaloacetic transaminase
SGPTSerum glutamic pyruvic transaminase
Social history (personal habits, living situation, job)
SHBGSex hormone-binding globulin
shobShortness of breath (see dyspnea)
SHPTSecondary hyperparathyroidism
SHxSurgical history
SIInternational System of Units
Suicidal ideation
Seriously ill
Serum Iron
Sacroiliac (joint)
SIADHSyndrome of inappropriate antidiuretic hormone
SICUSurgical intensive care unit
SIBOSmall intestinal bacterial overgrowth
SIDSemel in die meaning once daily. Used only in veterinary medicine.
SIDSSudden infant death syndrome
SILSquamous intraepithelial lesion
SIMVSynchronized intermittent mechanical ventilation
si op. sitIf needed (from Latin si opus sit)
SIRSSystemic inflammatory response syndrome
SITStress inoculation training (see posttraumatic stress disorder)
SJS Stevens-Johnson syndrome
SLE systemic lupus erythematosus
SLEV St Louis virus
SLLSmall lymphocytic lymphoma
SLNSublingual nitroglycerin
Sentinel lymph node biopsy
SLPSpeech-language pathologist
SLRStraight leg raise (see Lasègue’s sign)
SMMultiple sclerosis (from Latin sclerosis multiplex)
Skeletal Muscle
SMASequential multiple analysis
Superior mesenteric artery
Spinal muscle atrophy
SMA-6Six-channel serum multiple analysis
SMA-7Serum metabolic assay
SMNStatement of medical necessity
SMSSenior medical student
SMTSpinal manipulative therapy
SMVSuperior mesenteric vein
SNStudent nurse ;
Skilled nursing
SNBSentinel node biopsy (ductal carcinoma)
SNFSkilled nursing facility
SNPSodium nitroprusside;
Single nucleotide polymorphism
SNRISerotonin-norepinephrine reuptake inhibitor
SNVSin nombre virus (the most common type of hantavirus)
SOASwelling of ankles
SOAPSubjective, objective, assessment, plan (how physicians’ notes may be organized)
SOBShortness of breath (see dyspnea)
SOBOEShortness of breath on exertion
SOLSpace-occupying lesion
SOOBSend out of bed
Sitting out of bed
SOPSterile ophthalmic preparation
SOSIf needed (from Latin si opus sit)
SP or
Status post; condition after”
SPEStreptococcal pyrogenic exotoxin
SPECTSingle-photon emission computed tomography
SPEPSerum protein electrophoresis
SPETSingle-photon emission tomography
spp.Species, as in bacterial species (e.g. Enterobacteriaceae spp.)
Sp. fl.Spinal fluid (see cerebrospinal fluid)
Sp. gr.Specific gravity
SPSSingle point (walking) stick
SRSlow-release (see also time-release technology (medicine))
Sinus rhythm
SpO2 Peripheral capillary oxygen saturation
SROMSpontaneous rupture of membranes
SRSStereotactic radiotherapy
Sex reassignment surgery
SRUShock resuscitation unit
One-half (ss either with or without a bar over them) (from Latin semis)
SSHemoglobin SS (HbSS) (see in sickle-cell disease = SS disease)
Sjogren’s Syndrome
Signs and symptoms
SSCSecondary sex characteristics
SSESterile speculum exam
SSEPSomatosensory evoked potential
SSISliding scale insulin
SSKIPotassium iodide solution
SSPESubacute sclerosing panencephalitis
ssRNASingle-stranded RNA
SSRISelective serotonin reuptake inhibitor
SSSISkin and skin structure infection (also referred to as acute bacterial skin and skin structure infection – ABSSSI)
SSSSStaphylococcal scalded skin syndrome
SSSSick sinus syndrome
STSore throat
Speech therapy
STDSexually transmitted disease
statImmediately (from Latin statim)
STECShiga toxin–producing Escherichia coli (another name for enterohemorrhagic E. coli)
STEMIST-elevation myocardial infarction
STHSomatotropic hormone
STISexually transmitted infection
Soft tissue injury
STNSubthalamic nucleus
Soft tissue neck
STNRSymmetrical tonic neck reflex
STOPSurgical termination of pregnancy (sometimes suction termination of pregnancy)
STSSerological test for syphilis
Soft tissue sarcoma
SUDSubstance use disorder
SUIStress urinary incontinence
SUVStandardized uptake value
SVSeminal vesicle
Stroke volume
SVCSuperior vena cava
SVDSpontaneous vaginal delivery
Simple vertex delivery
SVESterile vaginal examination
SVGSaphenous vein graft
SVISystemic viral infection
SVNSmall volume nebulizer
SVRSystemic vascular resistance
SVTSupraventricular tachycardia
SWSturge–Weber syndrome
SxSymptoms or Surgery
SXASingle-energy X-ray absorptiometer
SXRSkull x-ray
Medical Abbreviation List

Medical Abbreviation and Meaning

Medical AbbreviationMedical Abbreviation Meaning
WNL medical abbreviationWithin normal limits
SOB medical abbreviationShortness of breath
DOE medical abbreviationDyspnea on exertion
SCD medical abbreviationSequential compression device
Sickle-cell disease
Sudden cardiac death
HLD medical abbreviationThe early diagnosis of hypersensitivity lung disease
GTT medical abbreviationGlucose tolerance test
AMS medical abbreviationAltered mental status
NAD medical abbreviationNo abnormality detected no apparent distress (and many variations of the above)
DX medical abbreviationAbbreviation for diagnosis, the determination of the nature of a disease.
LOC medical abbreviationLoss of consciousness
PMH medical abbreviationPast medical history (see also medical history)
CXR medical abbreviationChest X-ray
ORIF medical abbreviationOpen Reduction and Internal Fixation
R/O medical abbreviationRule out
ROS medical abbreviationReview of Systems
PNA medical abbreviationParis Nomina Anatomica
PND medical abbreviationParoxysmal nocturnal dyspnea
DM medical abbreviationDoctorate of Medicine
HA medical abbreviationHippuric Acid, Headache
NKDA medical abbreviationNo known drug allergies
DTR medical abbreviationDeep tendon reflexes
HX medical abbreviationHistory (of)
DJD medical abbreviationDegenerative joint disease
ASA medical abbreviationAcetylsalicylic acid
TX medical abbreviationTherapy transplant treatment
PUD medical abbreviationPeptic ulcer disease
N/V medical abbreviationNausea or vomiting
AMA medical abbreviationAgainst medical advice
LAD medical abbreviationLeft anterior descending
ABX medical abbreviationAntibiotics
MVA medical abbreviationManual vacuum aspiration
Heent medical abbreviationHead, Eyes, Ears, Nose and Throat
PC medical abbreviationAfter meals

What is the medical abbreviation of WNL

The medical abbreviation of WNL is Within normal limits

What is the medical abbreviation of SOB

The medical abbreviation of SOB is Shortness of breath

What is the medical abbreviation of DOE

The medical abbreviation of DOE is Dyspnea on exertion

What is the medical abbreviation of SCD

The medical abbreviation of SCD is

  • Sequential compression device
  • Sickle-cell disease
  • Sudden cardiac death

What is the medical abbreviation of HLD

The medical abbreviation of HLD is The early diagnosis of hypersensitivity lung disease

What is the medical abbreviation of GTT

The medical abbreviation of GTT is the Glucose tolerance test

What is the medical abbreviation of AMS

The medical abbreviation of AMS is Altered mental status

What is the medical abbreviation of NAD

The medical abbreviation of NAD is No abnormality detected no apparent distress (and many variations of the above)

What is the medical abbreviation of DX

The medical abbreviation of DX is an Abbreviation for diagnosis, the determination of the nature of a disease.

What is the medical abbreviation of LOC

The medical abbreviation of LOC is Loss of consciousness

What is the medical abbreviation of PMH

The medical abbreviation of PMH is Past medical history (see also medical history)

1 Comment

  1. This list page appears only to include abbreviations that begin with “S”. Where can one find all Medical abreviations from A to Z ?

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