Classifications and scores
Established medical classifications, stages and scores – each summarised in our own words, with the original source, the date checked and the pages we checked it against.
200 classifications
Cardiology (22)
- ACC/AHA heart failure stages
- Atrioventricular block
- CCS angina grading
- CHA2DS2-VA score
- ESC 2024 blood pressure categories
- ESH 2023 blood pressure classification
- Fourth Universal Definition of Myocardial Infarction
- GRACE risk score
- HAS-BLED score
- Heart failure classification by LVEF
- Killip classification
- Modified EHRA symptom score (mEHRA)
- NYHA functional classification
- Pulmonary Embolism Severity Index (PESI)
- Revised Geneva score
- SCAI SHOCK stages
- Simplified PESI (sPESI)
- Sokolow-Lyon index
- Stanford classification
- TIMI risk score for UA/NSTEMI
- Wells score for DVT
- Wells score for PE
Pulmonology (10)
Gastroenterology and hepatology (25)
- ALBI grade
- Ascites grading (International Club of Ascites)
- Balthazar grade
- BISAP score
- Boston Bowel Preparation Scale
- Bristol stool form scale
- Child-Pugh score
- Forrest classification
- Glasgow-Blatchford score
- Los Angeles classification of oesophagitis
- Marsh-Oberhuber classification
- Mayo score (ulcerative colitis)
- MELD score
- Montreal classification of inflammatory bowel disease
- Paris classification of superficial neoplastic lesions
- Prague C&M criteria
- Ranson criteria
- Revised Atlanta classification
- Revised Vienna classification
- Rockall score
- Savary-Miller classification
- Siewert classification
- Truelove and Witts criteria
- West Haven criteria
- Zargar classification of caustic injury
Nephrology and urology (13)
- AAST kidney injury scale (2018)
- AKIN criteria
- Bosniak classification v2019
- CKD stages (KDIGO)
- D'Amico risk classification
- Gleason score and ISUP grade groups
- Hyponatraemia classification (European guideline 2014)
- International Prostate Symptom Score (IPSS)
- KDIGO AKI stages
- PI-RADS v2.1
- RIFLE criteria
- SFU hydronephrosis grading
- Vesicoureteral reflux grades (International Reflux Study)
Endocrinology (10)
- Bethesda System for Reporting Thyroid Cytopathology (TBSRTC 2023)
- Clinical Activity Score (Graves' orbitopathy)
- Diabetes diagnostic criteria (ADA 2026)
- DKA diagnostic criteria (2024 consensus)
- Gestational diabetes diagnostic criteria (IADPSG)
- Hypoglycemia levels 1–3
- University of Texas wound classification
- Wagner classification (diabetic foot)
- WHO BMI classification
- WHO T-score categories
Haematology (6)
Oncology, staging and radiology (18)
- ACR TI-RADS
- Ann Arbor staging
- Borrmann classification
- Breslow thickness
- Clark level
- Dukes staging
- ECOG performance status
- FIGO 2014 ovarian cancer staging
- FIGO 2018 cervical cancer staging
- FIGO 2023 endometrial cancer staging
- Karnofsky performance status
- Laurén classification
- LI-RADS v2018 CT/MRI
- Lung-RADS v2022
- Masaoka-Koga staging
- Nottingham histological grade
- RECIST 1.1
- TNM classification
Intensive care and infectious diseases (8)
Neurology (16)
Psychiatry (4)
Rheumatology (7)
Dermatology (4)
Gynaecology (2)
Obstetrics (6)
Paediatrics (8)
Surgery and anaesthesia (14)
- Alvarado score
- burn depth classification
- CEAP classification
- Clavien-Dindo classification
- Cormack-Lehane grade
- Fontaine classification
- Goligher classification
- Hinchey classification
- modified Mallampati classification
- Nyhus classification
- Parks classification of fistula-in-ano
- pressure injury staging
- rule of nines
- Rutherford classification
Trauma and orthopaedics (27)
- Anderson and D'Alonzo classification
- AO Spine thoracolumbar classification
- ARCO staging (2019 revised)
- Danis-Weber classification
- Denis three-column classification
- Frykman classification
- Garden classification
- Gartland classification
- Gustilo-Anderson classification
- Hawkins classification
- Kellgren-Lawrence grading
- Lauge-Hansen classification
- Levine and Edwards classification
- Mason classification
- Meyerding grading
- Neer classification of proximal humerus fractures
- Outerbridge classification
- Pauwels classification
- Pipkin classification
- Rockwood classification
- Salter-Harris classification
- Sanders classification
- Schatzker classification
- Tönnis classification
- Tossy classification
- Tscherne classification
- Vancouver classification