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Rocky Mountain Spotted Fever
Syn.
RMSF
Signs & Symptoms
Skin rash
Note:
Rash is evident in only 14% of patients on the first day of illness and in only 49% during the first 3 days
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Blanching erythematous rash
Note:
Rash is evident in only 14% of patients on the first day of illness and in only 49% during the first 3 days
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Spring
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Tick bite
Note:
Infected patients become symptomatic 2 to 14 days after being bitten
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Physical Examination
Maculopapular rash
Gr.
children
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Triad of fever rash and headache
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Petechiae
Note:
usually after 1 to 2 days of maculopapular rash
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Lab / Serology
Mildly elevated AST
Note:
median values of 83 units/L
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Mildly elevated aminotransferases
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Mildly elevated ALT
Note:
median values of 5 units/L
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Imagin Study
Interstitial lung infiltrates
Note:
In Patients with cough
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Electrocardiographic abnormalities
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Complication
Blindness
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Coagulopathy
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Noncardiogenic pulmonary edema
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Harrison
[
1306
]
Risk Factors
Age between 40 and 64
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
American Indian
Ref:
Uptodate
[
Clinical manifestations and diagnosis of Rocky Mountain spotted fever
]
Cause
Recent tick exposure
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Antecedent tick bites
Ref:
Epocrates
[
https://online.epocrates.com/diseases/60832/Rocky-Mountain-spotted-fever/Risk-Factors
]
Other