Dictionary of Medical Acronyms & Abbreviations

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[ S ]

S₁ | S₂ | S₃ | S₄ | S₅ | S₆ | S₇ | S₈ | S₉ | S₁₀ |

SMEDI stillbirth-mummification, embryonic death, infertility [syndrome]
SMEI severe myoclonic epilepsy of infancy
SMEM supplemented Eagle minimum essential medium
SMF selected minerals in food; streptozocin, mitomycin C, and 5-fluorouracil; submembrane region containing thrombosthenin filaments; substructural molecular fragment
smf sodium motive force
SMFM shear modulation force microscopy
SMFP state medical facilities plan
SMG specialty medical group; submandibular gland
SmG supramarginal gyrus
SMH state mental hospital; strongyloidiasis with massive hyperinfection
SMHA state mental health agency
SMHC smooth muscle heavy chain myosin
SMI Self-Motivation Inventory; senior medical investigator; severe mental impairment; silent myocardial infarction; stress myocardial image; Style of Mind Inventory; supplementary medical insurance; sustained maximum inspiration
SmIg surface membrane immunoglobulin
SMILE So Much Improvement with a Little Exercise [program]; Survival of Myocardial Infarction: Long-term Evaluation [study]
SMISS Silent Myocardial Ischemia Stress Study
SMK structured meta knowledge
SML smouldering leukemia
SMM scintimammography; smoldering multiple myeloma
SMMD specimen mass measurement device
SMMHC smooth muscle myosin heavy chain
SMMSE Standardized Mini-Mental State Examination
SMN second malignant neoplasm; stathmin; surgical microscope navigator; survival motor neuron
SMN^T telemeric survival motor neuron
SMNB submaximal neuromuscular block
SMO second medical opinion; senior medical officer; surveillance medical officer
SMOH Senior Medical Officer of Health; Society of Medical Officers of Health
SMON subacute myeloopticoneuropathy
SMP slow moving protease; standard medical practice; submitochondrial particle; sulfamethoxypyrazine; symmetric multiprocessor; sympathetically maintained pain
SMPC summary of product characteristics
SMPR small mannose 6-phosphate receptor
SMPV superior mesenteric portal vein
SMR scatter maximum ratio; senior medical resident; sensorimotor rhythm; severe mental retardation; sexual maturity rating; significantly lower mortality rate; skeletal muscle relaxant; somnolent metabolic rate; standardized mortality ratio; stroke with minimum residuum; submucosal resection
SMRR submucosal resection and rhinoplasty
SMRT silencing mediator of retinoid and thyroid receptors
SMRV squirrel monkey retrovirus
SMS scalable modeling system; senior medical student; serial motor seizures; Shared Medical Systems; short messaging system; Simvastatin Multicenter Study; Smith-Magenis syndrome; somatostatin; stiff-man syndrome; supplemental minimum sodium
SMSA standard metropolitan statistical area
SMSV San Miguel sea lion virus
SMT Spanish Multicentre Study; spontaneous mammary tumor; stereotactic mesencephalic tractomy; Stockholm Metoprolol Trial; surface mouth technology
SMTP simple mail transfer protocol
S-MUAP surface-detected motor unit action potential
SMuLV Scripps murine leukemia virus
SMV skeletal muscle ventricle; superior mesenteric vein
SMWHS Seattle Midlife Women's Health Study
SMX, SMZ sulfamethoxazole
SN school nurse; sclerema neonatorum; scrub nurse; Semantic Network [UMLS]; sensorineural; sensory neuron; serum neutralization; sinus node; spontaneous nystagmus; staff nurse; stromal nodule; student nurse; subnormal; substantia nigra; supernatant; suprasternal notch
S/N signal/noise [ratio]; supernatant
Sn subnasale
sn small nucleolar
SNA specimen not available; Student Nurses Association; sympathetic nerve activity
SNa serum sodium concentration
SNagg serum normal agglutinator
SNAP Score for Neonatal Acute Physiology [study]; sensory nerve action potential; S-nitroso-N-acetylpenicillamine; soluble N-ethylmaleimide-sensitive fusion protein attachment protein; Stanford Nutrition Action Program
SNaP Study of Sodium and Blood Pressure
SNAPE Study of Nicorandil in Angina Pectoris in the Elderly
SNARE soluble N-ethylmaleimide-sensitive fusion protein attachment protein receptor
SNARL suggested no adverse response level
SNB scalene node biopsy
SNC spontaneous neonatal chylothorax
SNCL sinus node cycle length
SNCS sensory nerve conduction studies
SNCV sensory nerve conduction velocity
SND scatterer number density; sinus node dysfunction; striatonigral degeneration; sympathetic nerve discharge; systematic nodal dissection
SNDA Student National Dental Association
SNDO Standard Nomenclature of Diseases and Operations
SNE sinus node electrogram; subacute necrotizing encephalomyelography
SNES suprascapular nerve entrapment syndrome
SNF sinus node formation; skilled nursing facility
SNGBF single nephron glomerular blood flow
SNGFR single nephron glomerular filtration rate
SNHL sensorineural hearing loss
SNIPA seronegative inflammatory polyarthritis
SNIVT Society of Non-Invasive Vascular Technology
SNJ nevus sebaceous of Jadassohn
SNK Student-Newman-Keuls [procedure]
SNM Society of Nuclear Medicine; sulfanilamide
SNMA Student National Medical Association
SNMP simple network management protocol
SNMT Society of Nuclear Medical Technologists
sno small nucleolar
SNOBOL String-Oriented Symbolic Language
SNODO Standard Nomenclature of Diseases and Operations
SNOMED Systematized Nomenclature of Medicine
SNOMED CMT Systematized Nomenclature of Medicine—Convergent Medical Terminology
SNOMED CT Systematized Nomenclature of Medicine—Clinical Terminology
SNOMED RT Systematized Nomenclature of Medicine—Reference Terminology
SNOMED RT/CMT Systematized Nomenclature of Medicine—Reference Terminology/Convergent Medical Terminology
SNOP Systematized Nomenclature of Pathology
snoRNA small nucleolar ribonucleic acid [RNA]
snoRNP small nucleolar ribonucleoprotein [RNP]
SNP school nurse practitioner; single nucleotide polymorphism; sinonasal papilloma; sinus node potential; sodium nitroprusside
S-NPI start nuclear polymorphism index
SNPV single nucleopolyhedrovirus
SNR selective nerve root [block]; semantic network relationship [UMLS]; signal-to-noise ratio; substantia nigra zona reticulata; supernumerary rib
Snr substantia nigra zona reticulata
SNRB selective nerve root block
snRNA small nuclear ribonucleic acid; small nucleolar ribonucleic acid [RNA]
SNRI selective serotonin-norepinephrine reuptake inhibitor
snRNP small nuclear ribonucleoprotein [RNP]; small nuclear ribonucleoprotein particle
snRP small nuclear ribonucleoprotein polypeptide
SNR_Pix signal to noise ratio per pixel
snRPB small nuclear ribonucleoprotein polypeptide B
snRPN small nuclear ribonucleoprotein polypeptide N
SNRT sinus node recovery time
SNRTd sinus node recovery time, direct measuring
SNRTi sinus node recovery time, indirect measuring
SNS Senior Nursing Sister; Society of Neurological Surgeons; supplementary nursing system; sympathetic nervous system
SNSA seronegative spondyloarthropathy
S-NSE serum neuron-specific enolase
SNST sciatic nerve stretch test
SNT sinuses, nose, and throat; spectral noise threshold
SNU skilled nursing unit
SNuPD single nucleotide primer extension
SNV Sin nombre virus; spleen necrosis virus
SNVDO Standard Nomenclature of Veterinary Diseases and Operations
SNW slow negative wave
SO salpingo-oophorectomy; Schlatter-Osgood [test]; second opinion; sex offender; shoulder orthosis; site of origin; slow oxidative; spheno-occipital [synchondrosis]; spinal orthosis; sphincter of Oddi; standing orders; suboccipital; superior oblique [muscle]; supraoccipital; supraoptic; supraorbital; sutures out; sympathetic ophthalmia
S&O salpingo-oophorectomy
SO₂ oxygen saturation
SOA serum opsonic activity; shortness of air; spinal opioid anesthesia; stimulus onset asynchrony; swelling of ankles
SoA symptoms of asthma
SOAA signed out against advice
SOAMA signed out against medical advice
SOA-MCA superficial occipital artery to middle cerebral artery
SOAP subjective, objective, assessment, and plan [problem-oriented record]
SOAPIE subjective, objective, assessment, plan, implementation, and evaluation [problem-oriented record]
SOAR Safety of Orbofiban in Acute Coronary Research [study]
SOB see order blank; shortness of breath; stool occult blood
SOBOE shortness of breath on exertion
SOBP spread out Bragg peak [radiotherapy]
SOC self-organized criticality; sequential oral contraceptive; Standard Occupational Classification; standards of care; state of consciousness; store-operated [ion] channel; surgical overhead canopy; synovial osteochondromatosis; syphilitic osteochondritis; system-on-a-chip
SoC state of consciousness
SOCIAIDS Study of Cardiac Involvement in Acquired Immunodeficiency Syndrome [AIDS]
SoCPA stage of change for physical activity
SocSec Social Security
SocServ social services
SOCRATES Study of Coronary Revascularization and Therapeutic Evaluations
SOCS1 suppressor of cytokine signaling 1
S-OCT serum ornithine carbamyl transferase
SOD septo-optic dysplasia; sphincter of Oddi dysfunction; superoxide dismutase
sod sodium
SODAS spheroidal oral drug absorption system
sod bicarb sodium bicarbonate
SODF sperm outer defense fiber
SODH sorbitol dehydrogenase
SOF Study of Osteoporotic Fractures [in association with strokes]; superior orbital fissure
SOFA sequential organ failure assessment
SOFLC self-organizing fuzzy logic control
SOFM self-organization feature map
SOG supraorbital groove
SOH sympathetic orthostatic hypotension
SOHN supraoptic hypothalamic nucleus
SOHND supraomohyoid neck dissection
SOHO self-organizing, holarchic, open; Solar and Heliospheric Observatory [spacecraft data]
SOI severity of illness; signal of interest
SOL solution; space-occupying lesion
sol soluble, solution
SOLD Stenting after Optimal Lesion Debulking [trial]
SOLEC stand on one leg eyes closed
Soln, sol'n solution
SOLVD Studies of Left Ventricular Dysfunction
SOM secretory otitis media; self-organizing map [clustering complex data sets]; sensitivity of method; serous otitis media; somatotropin; state operations manual; superior oblique muscle; suppurative otitis media; supraorbital margin; sustained outward movement [heart]
SOMA Student Osteopathic Medical Association; subjective, objective, management, and analytic [scale]
somat somatic
SOMI sternal occipital mandibular immobilization
SOMIN school of medicine information network
SON superior olivary nucleus; supraoptic nucleus
SONET synchronous optical network transmission
SONH spontaneous osteonecrosis of the hip
SONK spontaneous osteonecrosis of the knee
SOO structured office oral [examination]
SOOF suborbital orbicular fat
SOP service-object pair; standard operating procedure
SoP standard of performance
SOPA Survey of Pain Attitudes; syndrome of primary aldosteronism
SOPCA sporadic olivopontocerebellar ataxia
SOPED Shock Outcome Prediction in the Emergency Department [score]
SOPHE Society for Public Health Education
SOPI service object pair instance
SOPO set of possible occurrences
SOQ Suicide Opinion Questionnaire
SOR stimulus-organism response; successive over-relaxation [algorithm in imaging]; superoxide release
SOr supraorbitale
sOR stratified odds ratio
Sorb, sorb sorbitol
SORD sorbitol dehydrogenase
SOREM sleep onset rapid eye movement
SORF spliceable open-reading frame
SOS self-obtained smear; son of sevenless; Southern Oxidant Study; speed of sound; supplemental oxygen system; surgery on site; Swedish Obesity Study
SoS Stent or Surgery [study]
SOSA Student Osteopathic Surgical Association
SOSF single organ system failure
SOT sensory organization test; systemic oxygen transport
SOWS subjective opiate withdrawal scale
SP sacroposterior; sacrum to pubis; salivary progesterone; schizotypal personality; secretory piece; semi-private [room]; senile plaque; sepiapterin; septal pore; septum pellucidum; sequence processor [radiotherapy]; sequential pulse; serine/proline [rich protein]; seropositive; serum protein; shunt pressure; shunt procedure; silent period; skin potential; sleep deprivation; slow pathway [heart electrical activity]; small protein; smoothed periodogram; soft palate; solid phase; spastic paraplegia; specific protocol; spectrogram; speech pathology; spiramycin; spirometry; spleen; spontaneous proliferation; standards of performance; standard practice; standard procedure; standardized patient; standardized-patient [assessment]; staphylococcal protease; Staphylococcus pneumoniae; status post; steady potential; stimulus to P-wave [ECG]; stool preservative; storage phosphor [radiography]; subliminal perception; substance P; sulfadoxine-pyrimethamine; sulfapyridine; sulfopropyl; summating potential; superimposed pressure; suprapatellar; suprapubic; surface polypeptide; surfactant protein; symphysis pubis; synthase phosphatase; systolic pressure
Sp the most posterior point on the posterior contour of the sella turcica; sleep spindle; species; specific; specimen; sphenoid; spine; Spirillum; summation potential
S/P, s/p status, post[operative]
S7P sedoheptulose-7-phosphate
S_p pooled standard deviation [statistics]