Criteria for a Hypotensive Reaction During Apheresis

 

A hypotensive reaction involves a drop in systolic and/or diastolic blood pressure from baseline >= 10 mm Hg.

Finding	Severity
transient	mild
crystalloid or colloid infusion or other intervention needed to reverse	severe
neither	moderate

 

Implication of apheresis as the cause requires exclusion of other causes:

(1) drop in blood pressure due to pharmacologic control of hypertension

(2) hypotension due to sepsis, drug reaction or other cause

(3) incorrect readings