Trichinosis classification

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Danitza Lukac

Overview

Based on the severity of signs and larval density, trichinosis may be classified into asymptomatic, abortive, mild, pronounced, and severe. ^[1]

Classification

**Trichinosis Classification Based on the Severity of Signs and Larval Density**
Adapted from Clin Microbiol Rev. 2009 Jan; 22(1): 127–145.^[2]
Classification	Fever, Edema, and Myalgia	Recovery Time	Approx. number of larvae/g of muscle
Asymptomatic	None	N/A	<10
Abortive	1-2 days	N/A	10-100
Mild	+	3 weeks	10-100
Pronounced	++	6 weeks	10-100
Severe	+++	>6 months	>100

References

Overview