- "+" - positive/with
- "+c" - with contrast
- "-" - negative/without
- "-c" - without contrast
- ACA - anterior cerebral artery
- AChA - anterior choroidal artery
- ACOM - anterior communicating artery
- AICA - anterior inferior cerebellar artery
- AIF - arterial input function
- AKA - also known as
- BA - basilar artery
- BLE - bilateral lower extremities
- BUE - bilateral upper extremities
- CAD - coronary artery disease
- CBF - cerebral blood flow
- CCA - common carotid artery
- CFA - common femoral artery
- CFV - common femoral vein
- CoW - circle of Willis
- CT - computed tomography
- CTA - computed tomography angiography
- CTP - computed tomography perfusion
- CTV - computed tomography venography
- DM - diabetes mellitus
- DOE - dyspnea on exertion
- DSA - digital subtraction angiography
- DSM - digital subtraction myelogram
- EC-IC - external carotid (artery)-internal carotid (artery)
- ECA - external carotid artery
- ED - emergency department
- EMG - electromyography
- EtOH - alcohol
- ETT - endotracheal tube
- GCS - Glasgow coma scale
- HD - hospital day
- HLD - hyperlipidemia
- H&P - history and physical examination
- HTN - hypertension
- ICA - internal carotid artery
- ICH - intracerebral hemorrhage
- ILD - interstitial lung disease
- IPH - intraparenchymal hemorrhage
- LAO - left anterior oblique
- LLE - left lower extremity
- LUE - left upper extremity
- LVO - large vessel occlusion
- MCA - middle cerebral artery
- MRA - magnetic resonance angiography
- MRI - magnetic resonance imaging
- MRV - magnetic resonance venography
- MSSA - methicillin-susceptible Staphylococcus aureus
- MT - mechanical thrombectomy
- mTICI - modified treatment in cerebral ischemia score
- N.B. - nota bene (note well)
- NCS - nerve conduction study
- NGT - nasogastric tube
- NIHSS - Natioanl Institutes of Health stroke scale
- NPH - normal pressure hydrocephalus
- OSH - outside hospital
- OT - occupational therapy
- PA - posteroanterior (view)
- PCA - posterior cerebral artery
- PCOM - posterior communicating artery
- PERRLA - pupils equal, round, reactive to light and accommodation
- PICA - posterior inferior cerebellar artery
- POD - post-operative day
- PPD - pack per day
- PSP - progressive supranuclear palsy
- PT - physical therapy
- RAO - right anterior oblique
- RLE - right lower extremity
- ROM - range of motion
- RUE - right upper extremity
- SCA - superior cerebellar artery
- T1WI - T1-weighted image
- T2WI - T2-weighted image
- TCAR - transcarotid artery revascularization
- TCD - transcranial doppler
- TICI - thrombolysis in cerebral infarction scale
- Tmax - time to maximum
- TRAP - Trevo Aspiration Proximal Flow Control Registry
- TOS - thoracic outlet syndrome
- tPA - tissue plasminogen activator
- TTF - transfer/transferred to floor
- VA - vertebral artery
- VBA - vertebrobasilar artery
- VOF - venous output function
- VRT - volume rendering technique