S-MAPASimple-Measure for Assessing Psoriasis Activity
SAAGserum-ascites albumin gradient
SABRspontaneous abortion rate
SABR-COMETStereotactic Ablative Radiotherapy for the Comprehensive Treatment of Oligometastases
SACHsolid ankle, cushioned heel
SADseasonal affective disorder
SAEFSecondary Aortoenteric Fistula
SAGESSociety of American Gastrointestinal and Endoscopic Surgeons
SAHSubarachnoid Hemorrhage
SALTSeverity of Alopecia Tool
SAMHSASubstance Abuse and Mental Health Services Administration
SaO2arterial oxygen saturation
SARsubacute rehabilitation
SARAScale for the Assessment and Rating of Ataxia
SARISevere Acute Respiratory Infections
SARSsevere acute respiratory syndrome
SARS-CoVsevere acute respiratory syndrome coronavirus
SARS-CoV-2Severe Acute Respiratory Syndrome Coronavirus-2 Virus
SAVRsurgical aortic valve replacement
SBEsubacute bacterial endocarditis
SBFTsmall bowel follow through
SBMspontaneous bowel movement
SBOsmall bowel obstruction
SBPspontaneous bacterial peritonitis
SBRTStereotactic Body Radiation Therapy
SCAISociety for Cardiovascular Angiography & Interventions
SCARsevere cutaneous adverse reaction
SCCsquamous cell carcinoma
SCEPspinal cord evoked potentials
SCHsupracervical hysterectomy
SCIsynthetic cartilage implant
SCIDSevere Combined Immune Deficiency
SCIgsubcutaneous immunoglobulin
SCNserous cystic neoplasm
SCSspinal cord stimulator
SCTspecialty care transport
SDBsleep disordered breathing
SDSstandard deviation score
SDVPSingle Deepest Vertical Pocket
SECspontaneous echo contrast
SECDSwine Enteric Coronavirus Disease
Segssegmented neutrophils
sEMGsurface electromyography
SEMLSsingle-event multilevel surgery
SEPsomatosensory evoked potential
SERMselective-estrogen receptor modulator
SES-CDSimple Endoscopic Score for Crohn Disease
SFAsurgery-first approach
SFJsaphenofemoral junction
SGAsmall for gestational age
SGLT-2sodium-glucose cotransporter-2
SGOTserum glutamic oxaloacetic transaminase
SGPTserum glutamic pyruvic transaminase
SHBGSex Hormone Binding Globulin
SHFsystolic heart failure
SHMsporadic hemiplegic migraine
SIBsimultaneous integrated boost
SIBOsmall intestinal bacterial overgrowth
SICUsurgical intensive care unit
SIDSsudden infant death syndrome
sIMRTsimplified intensity-modulated radiation therapy
SIMVsynchronized intermittent mandatory ventilation
SIRSociety of Interventional Radiology
siRNAsmall interfering RNA
SIRSSystemic Inflammatory Response Syndrome
SIRTselective internal radiation therapy
SLAPsuperior labrum from anterior to posterior
SLEsystemic lupus erythematosus
SLNBsentinel lymph node biopsy
SLPspeech and language pathology
SLRTStraight Leg Raising Test
SM gradeSpetzler-Martin grade
SMAsmooth muscle antibody
SMAD-2mothers against decapentaplegic homolog 2
SMARTSelf-Management and Recovery Training
SMBGSelf-Monitoring of Blood Glucose
SMDstandardized mean difference
SMFMSociety for Maternal‐Fetal Medicine
SMILEsubmucosal minimally invasive lingual excision
SMX-TMPsulfamethoxazole-trimethoprim
SNC1serum nadir creatinine level in the first year of life
SNDsinus node dysfunction
SNFskilled nursing facility
SNHLsensorineural hearing loss
SNISSociety of NeuroInterventional Surgery
SNPSingle Nucleotide Polymorphism
SNRIserotonin-norepinephrine reuptake inhibitor
SNVsingle nucleotide variant
SOAPsubjective, objective, assessment, plan
SOCSsuppressors of cytokine signaling
SOFAsequential organ failure assessment
SOLRsolution reconstituted
SOSYsolution prefilled syringe
SOTsolid organ transplant
SOX3Sex Determining Region Y-Box Transcription Factor 3
SPCCTspectral photon-counting CT
SPECTsingle photon emission computed tomography
SPGsphenopalatine ganglion
SPGBsphenopalatine ganglion blockade
SPLSSingle-Port Laparoscopic Surgery
SPSstimulated parotid salivary
SRAAASuprarenal Abdominal Aortic Aneurysm
SRBDsleep related breathing disorders
SROMspontaneous rupture of membranes
SRPsignal recognition peptide
SRSstereotactic radiosurgery
SRTsuperficial radiation therapy
SSDsplice-site disruptions
SSEDsummary of safety and effectiveness data
SSEPspinal somatosensory evoked potential
SSIsupplemental security income
SSIL-SELSocial Skills Improvement System – Social-Emotional Learning Edition
SSISSocial Skills Improvement System
SSNHLsudden sensorineural hearing loss
SSPTspot-scanning proton therapy
SSRIselective serotonin reuptake inhibitor
SSSsuperior sagittal sinus
SSTIskin and soft tissue infection
STDsexually transmitted disease
STECShiga toxin–producing E. coli
STEMIST elevation myocardial infarction
STIsexuallty transmitted infection
STMsoft tissue mobilization
STOPAHSteroids or Pentoxifylline for Alcoholic Hepatitis
STRNSoft tissue radionecrosis
STSserologic test for syphilis
STSGSplit Thickness Skin Graft
SUDsubstance use disorder
SUDEPsudden unexpected death in epilepsy
SUIstress urinary incontinence
SUVmaxMaximum Standard Uptake Value
SvO2mixed venous oxygen saturation
SVRsustained virologic response
SVTsupraventricular tachycardia
SWISusceptibility Weighted Imaging
SWSstimulated whole salivary