Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 19, Number 11—November 2013
Dispatch

Mayaro Virus Infection, Amazon Basin Region, Peru, 2010–2013

Eric S. HalseyComments to Author , Crystyan Siles, Carolina Guevara, Stalin Vilcarromero, Erik J. Jhonston, Cesar Ramal, Patricia V. Aguilar, and Julia S. Ampuero
Author affiliations: US Naval Medical Research Unit No. 6, Lima and Iquitos, Peru (E.S. Halsey, C. Siles, C. Guevara, S. Vilcarromero, J.S. Ampuero); Universidad Nacional de la Amazonia Peruana, Loreto, Peru (E.J. Jhonston); Hospital Regional, Loreto, Peru (C. Ramal); University of Texas Medical Branch, Galveston, Texas, USA (P.V. Aguilar)

Main Article

Table 1

Demographic factors and laboratory findings at 5 encounters for patients with MAYV infection, Amazon Basin region, Peru, 2010–2013*

Patient Age, y/sex Day of illness at enrollment Isolation RT-PCR† IgM; IgG‡
Acute phase Day 20 Month 3 Month 6 Month 12
1 12/F 2 MAYV MAYV 0; 0 6,400; 100 0; 6,400 0; 25,600 0; 25,600
2 28/F 2 MAYV MAYV 0; 0 1,600; 100 0; 1,600 0; 6,400 0; 25,600
3 19/F 4 Neg Neg 0; 0 6,400; 100 0; 1,600
4 11/M 2 MAYV MAYV 0; 0 1,600; 100 0; 1,600 0; 1,600 0; 6,400
5 41/F 2 MAYV MAYV 0; 0 25,600; 400 0; 1,600 0; 1,600 0; 6,400
6 20/M 2 Neg Neg 0; 0 6,400; 1,600 0; 1,600 0; 400
7 36/F 1 MAYV MAYV 0; 0 6,400; 100 0; 102,400 0; 409,600 0; 102,400
8 35/F 1 MAYV MAYV 0; 0 1,600; 100 400; 1,600 0; 25,600 0; 25,600
9 43/M 2 MAYV MAYV 0; 0 1,600; 0 0; 1,600 0; 6,400 0; 6,400
10 34/F 3 MAYV MAYV 0; 0 6,400; 100 0; 1,600 0; 6,400 0; 25,600
11 46/F 3 Neg MAYV 0; 0 1,600; 400 0; 6,400
12 51/M 4 Neg Neg 0; 0 6,400; 400 0; 1,600 0; 6,400 0; 6,400
13 40/F 1 MAYV MAYV 0; 0 1,600; 400 400; 25,600 0; 25,600 0; 25,600
14 11/M 2 MAYV MAYV 0; 0 1,600; 400 0; 25,600 0; 6,400 0; 6,400
15 11/M 3 MAYV MAYV 0; 0 1,600; 400 0; 6,400 0; 25,600 0; 25,600
16 64/M 2 Neg MAYV 0; 0 6,400; 25,600 400; 6,400 0; 6,400 0; 6,400

*MAYV, Mayaro virus; RT-PCR, reverse transcription PCR; Neg, negative; –, visits not attended by the patient.
†Isolation and RT-PCR results are from the acute-phase visit.
‡For ELISA IgM and IgG results, endpoint titration values were determined. All serology values are expressed as inverse titers.

Main Article

Page created: October 31, 2013
Page updated: October 31, 2013
Page reviewed: October 31, 2013
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
file_external