Search results
Rocky Mountain spotted fever (RMSF) is a disease caused by the bite of a tick infected with the bacterium Rickettsia rickettsii. In New York, the American dog tick ( Dermacentar variablis) is the most common tick that spreads the disease. Fewer than 50 cases are reported annually in New York State. RMSF is a serious illness that can be fatal in ...
Jul 8, 2014 · Rocky Mountain spotted fever is a tickborne disease first recognized in 1896 in the Snake River Valley of Idaho. It was originally called “black measles” because of the look of its rash in the late stages of the illness, when the skin turns black. It was a dreaded, often fatal disease, affecting hundreds of people in Idaho.
People also ask
What is Rocky Mountain spotted fever?
What causes Rocky Mountain spotted fever (RMSF)?
Is Rocky Mountain spotted fever a rickettsial disease?
When should antibiotics be given for Rocky Mountain spotted fever?
Symptoms usually develop about 2 to 14 days after the tick bite. They may include: Chills and fever. Confusion. Headache. Muscle pain. Rash -- usually starts a few days after the fever; first appears on wrists and ankles as spots that are 1 to 5 mm in diameter, then spreads to most of the body.
Rocky Mountain spotted fever (RMSF) is an infection caused by the bite of an infected tick. It may occur anytime the weather is warm, but it most often occurs from April until September. It was first recognized in the Rocky Mountain states. But it may occur throughout the U.S. Most common areas affected are in the southeastern and south central ...
Full text. Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (299K), or click on a page image below to browse page by page.
- E. R. Maillard, E. L. Hazen
- 1935
Nov 25, 2019 · Access-restricted-item true Addeddate 2019-11-25 08:04:50 Boxid IA1707302 Camera Sony Alpha-A6300 (Control)
Symptoms and Signs of RMSF. The incubation period for Rocky Mountain spotted fever averages 7 days but varies from 3 to 12 days; the shorter the incubation period, the more severe the infection. Onset is abrupt, with severe headache, chills, prostration, and muscular pains. Fever reaches 39.5 to 40° C within several days and remains high (for ...
