Table. Epidemiologic, clinical, and laboratory findings of 10 case-patients with confirmed recent Rift Valley fever virus infection, Mayotte, France, September 2007–May 2008*.
| Case-patient no. | Age, y/sex, occupation | Identified source of exposure(s) | Onset date; early signs and symptoms | Laboratory findings |
|---|---|---|---|---|
| 1 | 47/M, gardener | Herding animals | 2007 Sep 27; 1-day history of fever, arthralgia, body pain | RT-PCR positive, AST 9N, ALT 4N |
| 2 | 42/F, shopkeeper | Contact with aborted animal | 2008 Jan 5; 2-day history of fever, headache, malaise | RT-PCR positive |
| 3 | 21/M, unknown | Unknown | 2008 Jan 19; chronic hepatitis B, 3-day-history of fever, arthralpgia, and headache | RT-PCR positive, AST 4 N, ALT 3N, elevated CPK level, thrombocytopenia |
| 4 | 19/M, farmer and herder of animals | Milked animal | 2008 Jan 21; 2-day history of fever, joint pain, headache, malaise | RT-PCR positive |
| 5 | 16/M, student | Killed and skinned sick animals | 2008 Jan 21; 2-day history of fever, joint pain, headache | RT-PCR positive |
| 6 | 44/M, unemployed | Mosquito breeding sites in rural household | 2008 Mar 13; 2-day history of fever, body aches; hepatic encephalopathy | RT-PCR positive (threshold values), RVF IgM positive |
| 7 | 19/M, student | Undetermined | 2008 Mar 19; 1-day history of fever, myalgia, retro-orbital pain, joint pain, body aches, malaise | RT-PCR positive |
| 8 | 24/M, handyman | Numerous mosquito breeding sites in household | 2008 Mar 28; 5-day history of fever, joint pain, myalgia, nausea/vomiting | RT-PCR positive at threshold, RVF IgM positive, thrombocyopenia |
| 9 | 32/M, construction worker | Mosquito breeding sites in rural household | 2008 May 5; 7-day history of fever, myalgia, joint and body pain, malaise | RVF IgM positive, elevated ALT, AST, and CPK levels |
| 10 | 53/M, farmer | Slaughtering and butchering animals | 2008 May 14; 5-day history of fever, joint pain, body aches and symptoms of right-sided heart failure, discharge diagnosis of pericarditis; new episode of fever, fatigue, and shortness of breath 30 days later and screening for RVF | RVF IgM positive |
*RT-PCR; reverse transcription–PCR; AST, aspartate aminotransferase; N, upper limit of normal titers; ALT, alanine aminotransferase; CPK, creatine phosphokinase; RVF, Rift Valley fever; Ig, immunoglobulin.