Category: C

A frequently fatal viral infection found in the Middle East, Africa, and southwestern Asia, characterized by bleeding, diarrhea, hepatitis, high fevers, throat pain, and vomiting. The responsible virus (Congo-Crimean hemorrhagic fever virus) is transmitted to humans by ticks or exposure to the blood of infected animals or patients. Ribavirin has been used to treat the…

An aggregation of particles in a rounded mass.  

In one mass, as lymph glands.  

A disease that is present at birth. It may be due to hereditary factors, prenatal infection, injury, or the effect of a drug the mother took during pregnancy.  

An irreversible, longstanding, and/or progressive deterioration of intellect and personality characterized by decreased ability to interpret environmental stimuli, decreased capacity for intellectual thought processes, and disturbances of memory, orientation, and behavior.  

The bias introduced into a study when a variable is a risk factor for a disease among non-exposed persons, even though the risk factor is not an intermediate step in the causal pathway between the exposure and the disease.  

The union of the superior sagittal and transverse venous sinuses.  

Parent experience of role confusion and conflict in response to crisis.  

A test used to validate the results obtained by another. The confirmatory test may be more sensitive or specific but must be based on different testing principles.  

To show by repetition of a test (or with a complementary test) that a result initially obtained is accurate.