Medical images and information for viral hemorrhagic fevers have been excerpted from VisualDx clinical decision support system as a public health service. Additional information, including symptoms, diagnostic pearls, differential diagnosis, best tests, and management pearls, is available in VisualDx. Viral hemorrhagic fevers refer to clinical illnesses associated with fever and a bleeding diathesis caused by a virus belonging to the Filoviridae, Arenaviridae, Bunyaviridae, or Flaviviridae families. Viral hemorrhagic fevers are contracted through the bite of an infected arthropod, via aerosol generated from infected rodent excreta, by ingestion of contaminated foods, or by direct contact with infected animal carcasses. Yellow fever is an exception; it is contracted through the bite of an infected mosquito.
What can cause flushed skin?
Flushed face: what is it, symptoms, causes, prevention and treatment | Top Doctors
Skin flushing or blushing describes feelings of warmth and rapid reddening of your neck, upper chest, or face. Blotchiness or solid patches of redness are often visible when blushing. Flushing happens as a result of increased blood flow. Whenever there is more blood flow to an area of skin such as your cheeks , the blood vessels enlarge to compensate. Flushed skin is a common physical response to anxiety, stress, embarrassment, anger, or another extreme emotional state. Facial flushing is usually more of a social worry than a medical concern.
Viral Hemorrhagic Fevers
The majority of these patients have no underlying intracranial pathologic condition and have a good prognosis. Since the pathophysiology is poorly understood, treatment choices are limited. Further research is needed to elucidate the pathophysiologic mechanisms of these uncommon headaches and to assess the cost-effectiveness of various diagnostic and follow-up strategies.
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