Coagulation Studies

Bleeding Time

Normal range 2–7 minutes. Specimen: In vivo (skin puncture).

Also known as: Ivy bleeding time.

2–7 minutesReference range

Reference range

Conventionalminutes

Specimen	In vivo (skin puncture)
Conventional range	2–7 minutes
SI range	2–7 minutes
Conversion factor	×1 (conventional → SI)
Panel	Coagulation Studies

Convert any Bleeding Time result between units on the unit converter.

What is the normal range for Bleeding Time?

The standard teaching reference range for Bleeding Time is 2–7 minutes. This value is measured in in vivo (skin puncture).

Source: Adult reference values compiled from Pagana & Pagana, Mosby's Diagnostic and Laboratory Test Reference, and Fischbach & Dunning, A Manual of Laboratory and Diagnostic Tests. Reference ranges vary by laboratory, method, age, sex, and population — always use the range printed on the actual result.

Above the range

Common causes of a high Bleeding Time

Thrombocytopenia
Platelet dysfunction
von Willebrand disease
Aspirin/NSAID use

At the bedside

Nursing considerations

Largely replaced by platelet function assays, but still cited in teaching.

Study aid

Your notes on Bleeding Time

Your notes

Same panel

More Coagulation Studies tests

Activated Partial Thromboplastin Time (aPTT)25–35 seconds D-Dimer< 0.5 (negative) µg/mL FEU Fibrinogen200–400 mg/dL International Normalized Ratio (INR)0.8–1.1 (off anticoagulation) ratio Prothrombin Time (PT)11–13.5 seconds Thrombin Time14–19 seconds