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An abscess located in the abdominal cavity, i.e., the cavity between the diaphragm above and the pelvis below. (From Dorland, 27th ed)

Any type of abortion, induced or spontaneous, that is associated with infection of the UTERUS and its appendages. It is characterized by FEVER, uteri…

Accumulation of purulent material in tissues, organs, or circumscribed spaces, usually associated with signs of infection.

Infection of the cornea by an ameboid protozoan which may cause corneal ulceration leading to blindness.

A tropical infectious disease found mainly in Africa that is caused by the filarial parasite ACANTHOCHEILONEMA. Symptoms include skin rashes, abdomin…

Infections with bacteria of the genus ACINETOBACTER.

An acquired defect of cellular immunity associated with infection by the human immunodeficiency virus (HIV), a CD4-positive T-lymphocyte count under …

A disease characterized by suppurative and granulomatous lesions in the respiratory tract, upper alimentary tract, skin, kidneys, joints, and other t…

Infections with bacteria of the genus ACTINOBACILLUS.

Infections with bacteria of the order ACTINOMYCETALES.

Infections with bacteria of the genus ACTINOMYCES.

A form of ACTINOMYCOSIS characterized by slow-growing inflammatory lesions of the lymph nodes that drain the mouth (lumpy jaw), reddening of the over…

Early stage of HIV infection. Symptoms resemble INFLUENZA or INFECTIOUS MONONUCLEOSIS.

Infections with nematodes of the subclass ADENOPHOREA.

Virus diseases caused by the ADENOVIRIDAE.

Respiratory and conjunctival infections caused by 33 identified serotypes of human adenoviruses.

An insect-borne reovirus infection of horses, mules and donkeys in Africa and the Middle East; characterized by pulmonary edema, cardiac involvement,…

Inflammation of ARTERIES in the CENTRAL NERVOUS SYSTEM that occurs in patients with ACQUIRED IMMUNODEFICIENCY SYNDROME or AIDS-RELATED OPPORTUNISTIC …

A neurologic condition associated with the ACQUIRED IMMUNODEFICIENCY SYNDROME and characterized by impaired concentration and memory, slowness of han…

Renal syndrome in human immunodeficiency virus-infected patients characterized by nephrotic syndrome, severe proteinuria, focal and segmental glomeru…

A prodromal phase of infection with the human immunodeficiency virus (HIV). Laboratory criteria separating AIDS-related complex (ARC) from AIDS inclu…

Opportunistic infections found in patients who test positive for human immunodeficiency virus (HIV). The most common include PNEUMOCYSTIS PNEUMONIA, …

A slow progressive disease of mink caused by the ALEUTIAN MINK DISEASE VIRUS. It is characterized by poor reproduction, weight loss, autoimmunity, hy…

Infections with bacteria of the genus ALIIVIBRIO.

Fungal infection in the PARANASAL SINUSES characterized by common allergy respiratory symptoms, recurrent NASAL POLYPS and/or ASTHMA with buildup of …

Virus diseases caused by members of the ALPHAVIRUS genus of the family TOGAVIRIDAE.

Opportunistic fungal infection by a member of ALTERNARIA genus.

Infection with any of various amebae. It is an asymptomatic carrier state in most individuals, but diseases ranging from chronic, mild diarrhea to fu…

Infections with bacteria of the family ANAPLASMATACEAE.

A disease usually in cattle caused by parasitization of the red blood cells by bacteria of the genus ANAPLASMA.