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sinus

(Encyclopedia) CE5 Sinuses of the face sinus, cavity or hollow space in the body, usually filled with air or blood. In humans the paranasal sinuses, mucus-lined cavities in the bones of the face…

spasm

(Encyclopedia) spasm, involuntary rigid muscle contraction, often persistent and often accompanied by pain. It usually has some underlying physical cause such as disease, strain, or injury to the…

diverticulosis

(Encyclopedia) diverticulosis, a disorder characterized by the presence of diverticula, which are small, usually multiple saclike protrusions through the wall of the colon (large intestine).…

bunion

(Encyclopedia) bunion, swelling or thickening around the first joint of the big toe. The toe is forced inward and compresses the other toes. The fluid-filled sac, or bursa, in the toe joint becomes…

osteomyelitis

(Encyclopedia) osteomyelitisosteomyelitisŏsˌtēōmīˌəlīˈtĭs [key], infection of the bone and bone marrow. Direct infection of bone usually occurs through open fractures, penetrating wounds, or surgical…

pelvic inflammatory disease

(Encyclopedia) pelvic inflammatory disease (PID), infection of the female reproductive organs, usually resulting from infection with the bacteria that cause chlamydia or gonorrhea. The infection…

Clostridium

(Encyclopedia) Clostridium, genus of gram-positive bacteria (see Gram's stain), several species of which cause significant, potentially deadly diseases in humans as a result of the toxins that each…

mushroom poisoning

(Encyclopedia) mushroom poisoning, fungal poisoning caused by ingestion of certain mushrooms (fungal organisms), most commonly Amanita phalloides and Amanita muscaria and related species. Symptoms,…

Moniz, Egas

(Encyclopedia) Moniz, EgasMoniz, Egasĕˈgəsh môˈnēsh [key], 1874–1955, Portuguese neurologist and diplomat. From 1903 he served in the Cortes several times and was Portuguese minister (1917) in Madrid…

infectious canine hepatitis

(Encyclopedia) infectious canine hepatitis, acute viral disease of canines, especially dogs and foxes. The causative agent, an adenovirus, is not infectious to humans. In foxes the disease is…