Ecchymosis
Nonraised skin discoloration caused by the escape of blood into the tissues from ruptured blood vessels. Ecchymoses can occur in mucous membranes (for example, in the mouth).
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Electrocardiogram.
- Echinacea
Echinacea: An herb that has been claimed to boost the body’s immune system and help fight off infections. Echinacea has been widely used to treat the symptoms of upper respiratory tract infections (URIs), including colds and the flu. The herb is derived from the purple coneflower, Echinacea purpurea, a drought-tolerant perennial plant native to North […]
- Echinococcosis
Echinococcosis: Parasitic disease caused by the larval stage of the tapeworm Echinococcus. There are three forms of Echinococcus that affect humans — E. (Echinococcus) granulosus, E. multilocularis, and E. vogeli — and each has a different geographic distribution and tends to cause a different pattern of disease. E. granulosus is common in areas where livestock […]
- Echinococcus
Echinococcus: A tiny parasitic tapeworm. The larval stage of this tapeworm can cause human disease. There are three forms of Echinococcus that affect humans — E. (Echinococcus) granulosus, E. multilocularis, and E. vogeli — and each has a different geographic distribution and tends to cause a different pattern of disease. E. granulosus is common in […]
- Echocardiography
Echocardiography: Echocardiography is a diagnostic test which uses ultrasound waves to make images of the heart chambers, valves and surrounding structures. It can measure cardiac output and is a sensitive test for fluid around the heart (pericardial effusion). It can also be used to detect abnormal anatomy or infections of the heart valves.