Medical abbreviations and acronyms (S)
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This article contains a list of commonly used medical abbreviations and acronyms that start with the letter S and may be encountered in medicine and radiology (please keep the main list and any sublists in alphabetic order).
A - B - C - D - E - F - G - H - I - J - K - L -M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z - misc
- S
- sacral
- second (SI unit of time)
- sulfur
- S100
- SA
- semen analysis
- sinoatrial
- SAA: serum amyloid A
- SAB: subacromial bursa
- SABA: short-acting beta-2 agonist (e.g. salbutamol)
- SABR: stereotactic ablative radiotherapy
- SAE: sepsis-associated encephalopathy
- Sag: sagittal
- SAH: subarachnoid haemorrhage
- SALT: speech and language therapy
- SAM: segmental arterial mediolysis
- SAPHO: synovitis, acne, pustulosis, hyperostosis, osteitis
- SAR: specific absorption rate
- SARS: severe acute respiratory syndrome
- SARS-CoV-1: severe acute respiratory syndrome-coronavirus-1
- SARS-CoV-2: severe acute respiratory syndrome-coronavirus-2
- SB
- small bowel
- spectral broadening
- stillbirth
- Sb: antimony (Latin: stibium)
- SBC: simple bone cyst
- SBE: subacute bacterial endocarditis
- SBF: small bowel follow through
- SBFT: small bowel follow through
- SBO: small bowel obstruction
- SBP
- SBPL: spontaneous bacterial pleuritis
- SBRT: stereotactic body radiotherapy
- SBS: seat belt sign
- SC
- Sc: scandium
- SCA
- SCAD: spontaneous coronary artery dissection
- SCC:
- semicircular canal
- spinal cord compression
- squamous cell cancer
- squamous cell carcinoma
- SCCD: semicircular canal dehiscence
- SCD
- SCDO: spondylocostal dysostosis
- SCI: spinal cord injury
- SCIWORA: spinal cord injury without radiographic abnormality
- SCJ: sternoclavicular joint
- SCLC: small cell lung cancer
- SCM: sternocleidomastoid
- SCoR: Society and College of Radiographers (UK)
- SCORIF: stimulated cycle oocyte retrieval in [office] fertilisation
- SCS: spinal cord stimulator
- SCT: stem cell transplant
- SCV: subclavian vein
- SD
- SDASH: shunt-dependency in symptomatic aneurysmal subarachnoid haemorrhage score
- SDD: surfactant deficiency disorder
- SDEC: same-day emergency care
- SDH: subdural haemorrhage
- SE
- side-effect
- spin echo
- status epilepticus
- Se: selenium
- Sec: second
- SEE: septic-embolic encephalitis
- SEEG: stereoelectroencephalography
- SeHCAT: selenium homocholic acid taurine
- SEMAC: slice-encoding for metal artifact correction (Siemens)
- SEMS: self-expandable metallic stent
- SEP: superior end-plate (vertebral body)
- Ser: serine
- sestamibi: sesta-methoxyisobutylisonitrile
- SFA: superficial femoral artery
- SFH: symphyseal fundal height
- SFLC: serum free light chains
- SFV: superficial femoral vein (femoral vein preferred)
- SGA: supraglottic airway
- SGC: Swan-Ganz catheter
- SGHL: superior glenohumeral ligament
- SH
- Salter-Harris
- social history
- SHG: sonohysterogram
- SHO: senior house officer
- SHORT syndrome: short stature, hyperextensibility and/or inguinal hernia, ocular depression, Rieger anomaly, teething delay
- SHx: social history
- SI
- sacroiliac
- secondary infertility
- serious incident
- sexual intercourse
- signal intensity
- situs inversus
- small intestine
- Systeme Internationale (d'unites) (SI units)
- Si: silicon
- SIADH: syndrome of inappropriate antidiuretic hormone secretion
- SICRET: small infarctions of cochlear, retinal and encephalic tissue = Susac syndrome
- SIDM: steroid-induced diabetes mellitus
- SIDS: sudden infant death syndrome
- SIJ: sacroiliac joint
- SIM: simulation
- SIMV: synchronised intermittent mechanical ventilation
- SINS: spinal instability neoplastic score
- SIRVA: shoulder injury related to vaccine administration
- SIT: situs inversus totalis
- SJS: Stevens-Johnson syndrome
- SkM: skeletal muscle
- SLAC: scapholunate advanced collapse
- SLAP: superior labral anterior-posterior (tear)
- SLE:
- SLG: sublingual gland
- SLIG: single live intrauterine gestation
- SLIP: single live intrauterine pregnancy
- SLIUG: single live intrauterine gestation
- SLIUP: single live intrauterine pregnancy
- SLJ: Sinding-Larsen-Johansson disease
- SLL: scapholunate ligament
- SLN: sentinel lymph node
- SLNBx: sentinel lymph node biopsy
- SLT: speech and language therapy
- SM
- smooth muscle
- submucosa
- SMA
- SMART
- specific, measurable, achievable, relevant, timely
- stroke-like migraine attacks after radiation therapy syndrome
- SMAS: superficial musculoaponeurotic system
- SMEI: severe myoclonic epilepsy of infancy
- SMG: submandibular gland
- SMR: stable metabolic response
- SMS: sonographic Murphy sign
- SMV
- SN: sentinel node
- Sn
- sensitivity
- tin (Latin: stannum)
- SNAC: scaphoid nonunion advanced collapse
- SNBx: sentinel node biopsy
- SNHL: sensorineural hearing loss
- SNiP: single nucleotide polymorphism
- SNOH: surgical neck of humerus
- SNP: single nucleotide polymorphism
- SNpc: substantia nigra pars compacta
- SNR: signal-to-noise ratio
- SNS: sympathetic nervous system
- SNT: soft, non-tender
- SOA: swelling of ankles
- SOAP: subjective, objective, assessment, plan (medical notes)
- SOB: shortness of breath
- SOBAR: shortness of breath at rest
- SOBOE: shortness of breath on exertion
- SOD: septo-optic dysplasia
- SOF: superior orbital fissure
- SOL: space-occupying lesion
- SONK: spontaneous osteonecrosis of the knee
- SOP: standard operating procedure
- SoR: Society of Radiographers (UK)
- SOS
- SOV: superior ophthalmic vein
- SOVA: sinus of Valsalva aneurysm
- SP
- sacral promontory
- spinous process
- Sp
- S/P: status post (i.e. post procedure/surgery)
- SPACE
- sampling perfection with application optimised contrasts using different flip angle evolution (Siemens)
- spatial and chemical-shift encoded excitation
- SpaceOAR: space organ at risk
- SPAIR: spectral attenuated inversion recovery
- SPC: suprapubic catheter
- SPECIAL: spectral inversion at lipid
- SPECT: single photon emission computed tomography
- SPET: single photon emission computed tomography
- SPGR: spoiled gradient recalled
- SPIR: spectral presaturation with inversion recovery
- SPMS: secondary progressive multiple sclerosis
- SPN: solitary pulmonary nodule
- Spp: species (plural)
- SQ
- status quo
- subcutaneous
- SR: sinus rhythm
- Sr: strontium
- SREAT: steroid responsive encephalopathy associated with autoimmune thyroiditis
- SRO: sagittal ramus osteotomy
- SROM: spontaneous rupture of membranes
- SRS
- SS
- S&S: signs and symptoms
- SSCC: superior semicircular canal
- SSD
:- solid state drive
- source skin distance
- SSFP: steady state free precession
- SSG: split skin graft
- SSI: surgical site infection
- ssp: subspecies
- SSR: spontaneous splenic rupture
- SSRI: selective serotonin reuptake inhibitors
- SSS
- SST: short Synacthen test
- ST
- speech therapy
- ST segment on ECG
- STA: superficial temporal artery
- STAMCA: superficial temporal artery to middle cerebral artery anastomosis
- Staph: Staphylococcus spp.
- stat: immediately (Latin: statim)
- STD
- sexually transmitted disease
- ST depression
- STE: ST elevation
- STEMI: ST elevation myocardial infarct
- STI:
- sexually transmitted infection
- soft tissue injury
- STIR
- STJ: subtalar joint
- STOP: selective tubal occlusive procedure
- STP: standard temperature and pressure
- Strep: Streptococcus spp.
- STT
- scaphotrapeziotrapezoid joint
- Schirmer tear test
- serial thrombin time
- straight to test
- STUMP: stromal tumour of uncertain malignant potential
- SUA: single umbilical artery
- Sub: subiculum
- subcut: subcutaneous
- subsp: subspecies
- SUDEP: sudden unexplained death in epilepsy
- SUI: serious untoward incident
- SUIB: sitting up in bed
- SUL: standardised uptake value corrected for lean body mass
- supraclav: supraclavicular
- SUV: standardised uptake value
- SV: stroke volume
- Sv: sievert
- SVC: superior vena cava
- SVD: spontaneous vaginal delivery
- SVI: stroke volume index
- SVR: sustained virologic response
- SVT
- subdural venous thrombosis
- superficial venous thrombosis
- supraventricular tachycardia
- SWAN: syndrome without a name
- SWI: susceptibility-weighted imaging
- SWOT analysis: strengths, weaknesses, opportunities, threats
- SWS: Sturge-Weber syndrome
- Sx: signs
- SXR: skull x-ray
- Sy: symptoms
- Symp: symptoms
- Symph: symphysis pubis
- Sys: systems review
- +<li>SFLC: <a title="serum free light chains" href="/articles/serum-free-light-chains">serum free light chains</a>
- +</li>
-<li>SSD: source skin distance</li>- +<li>SSD<ul>
- +<li>solid state drive</li>
- +<li>source skin distance</li>
- +</ul>
- +</li>
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