🧠🩸 ICH Calculators: One-Stop Shop 🧠🩸

Hematoma Volume Calculator i

Vertical

Round/ellipsoid Irregular-shape

Length (cm) Width (cm)

Slices ≥75% Slices 25–75%

Thickness (cm)

Vertical (cm)

Formula: π×A×B×C/6, using the direct vertical measurement in cm.

ICH Score i

GCS Shared score 15

Volume ≥30 mL From volume IVH Extension +1 point Infratentorial +1 point Age ≥80 +1 point

Hematoma Expansion Risk i

Reversal? i

Medication/exposure Antiplatelet agents: aspirin, clopidogrel, ticagrelor Full dose heparin infusion Warfarin Alteplase / Tenecteplase (tPA) Dabigatran within 48 hours Other DOACs within 48 hours: apixaban, rivaroxaban, edoxaban

SMASH-U Classifier i

Likely etiology S - Structural vascular lesion M - Medication-related A - Amyloid angiopathy S - Systemic disease/other H - Hypertension U - Undetermined

Boston Criteria 2.0 CAA Features i

Required clinical context Age >=50 years Spontaneous ICH, TFNE, convexity SAH, or cognitive impairment/dementia No deep hemorrhagic lesions on T2*/SWI No other cause of hemorrhagic lesions identified

Lobar hemorrhagic feature checklist Strictly lobar ICH Strictly lobar cerebral microbleed(s) Cortical superficial siderosis Convexity subarachnoid hemorrhage

White matter feature checklist Severe centrum semiovale perivascular spaces (>20 in one hemisphere) Multispot WMH pattern (>10 bilateral subcortical FLAIR spots)

CAVE Score i

Cortical involvement Age <65 years

Hematoma volume >10 mL Early seizure within 7 days

FUNC Score i

Age (years)

Hematoma Volume (mL)

Location of ICH Lobar Deep Infratentorial

Pre-ICH Cognitive Impairment Present

GCS (shared) GCS: 15

Modified Graeb Score i

Max-ICH Score i

NIHSS 0-6 (0 pts) 7-13 (1 pt) 14-20 (2 pts) ≥21 (3 pts)

Age ≤69 (0 pts) 70-74 (1 pt) 75-79 (2 pts) ≥80 (3 pts)

Hematoma origin Lobar: volume ≥30 mL (+1) Non-lobar: volume ≥10 mL (+1) Additional large simultaneous ICH (+1) IVH (+1) Oral anticoagulants (+1)

ICH-GS i

Age <45 years (1 pt) 45-64 years (2 pts) ≥65 years (3 pts)

Location Supratentorial (1 pt) Infratentorial (2 pts)

Shared inputs Intraventricular extension

Uses shared GCS and the live hematoma volume.

HAS-BLED Score i

CHA₂DS₂-VASc Score i

This page provides clinical calculators commonly used in ICH care. Always confirm results with clinical judgment and source literature.