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aphthous ulcer |
Noun
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a blister on the mucous membranes of the lips or mouth or gastrointestinal tract |
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acantholysis |
Noun
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a breakdown of a cell layer in the epidermis (as in pemphigus) |
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acanthosis |
Noun
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an abnormal but benign thickening of the prickle-cell layer of the skin (as in psoriasis) |
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acanthosis nigricans |
Noun
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a skin disease characterized by dark wartlike patches in the body folds |
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acne |
Noun
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an inflammatory disease involving the sebaceous glands of the skin |
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acne rosacea |
Noun
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a skin disease of adults, more often women, in which blood vessels of the face enlarge resulting in a flushed appearance |
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acne vulgaris |
Noun
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the most common form of acne |
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actinic dermatitis |
Noun
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dermatitis caused exposure to sunlight |
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atopic dermatitis |
Noun
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a severe form of dermatitis characterized by atopy |
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atopic eczema |
Noun
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a severe form of dermatitis characterized by atopy |
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airsickness |
Noun
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motion sickness experienced while traveling by air (especially during turbulence) |
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air sickness |
Noun
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motion sickness experienced while traveling by air (especially during turbulence) |
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alder blight |
Noun
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a disease of alders caused by the woolly alder aphid (a plant louse) |
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apple blight |
Noun
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a disease of apple trees |
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apple canker |
Noun
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a disease of apple trees |
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anemia |
Noun
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a deficiency of red blood cells |
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anemia |
Noun
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a lack of vitality |
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anaemia |
Noun
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a deficiency of red blood cells |
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anaemia |
Noun
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a lack of vitality |
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angiitis |
Noun
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inflammation of a blood vessel or lymph duct |
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aortitis |
Noun
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inflammation of the aorta |
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appendicitis |
Noun
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inflammation of the vermiform appendix |
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arteritis |
Noun
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inflammation of an artery |
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adipose tumor |
Noun
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a tumor consisting of fatty tissue |
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abdominal actinomycosis |
Noun
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a serious form of actinomycosis that affects the abdomen |
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actinic keratosis |
Noun
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an overgrowth of skin layers resulting from extended exposure to the sun |
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anaplasmosis |
Noun
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a disease of cattle that is transmitted by cattle ticks |
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angiosarcoma |
Noun
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a rare malignant neoplasm arising from vascular tissue |
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aspiration pneumonia |
Noun
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inflammation of the lungs caused by inhaling or choking on vomitus |
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acute leukemia |
Noun
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rapidly progressing leukemia |
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acute lymphocytic leukemia |
Noun
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acute leukemia characterized by proliferation of immature lymphoblast-like cells in bone marrow, lymph nodes, spleen, and blood |
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acute lymphoblastic leukemia |
Noun
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acute leukemia characterized by proliferation of immature lymphoblast-like cells in bone marrow, lymph nodes, spleen, and blood |
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acute myelocytic leukemia |
Noun
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acute leukemia characterized by proliferation of granular leukocytes |
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acute myeloid leukemia |
Noun
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acute leukemia characterized by proliferation of granular leukocytes |
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animal disease |
Noun
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a disease that typically does not affect human beings |
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actinomycosis |
Noun
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disease of cattle that can be transmitted to humans |
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adenomatous polyp |
Noun
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a polyp that consists of benign neoplastic tissue derived from glandular epithelium |
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acanthoma |
Noun
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a neoplasm originating in the epidermis |
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acute glaucoma |
Noun
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glaucoma in which the iris blocks the outflow of aqueous humor |
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alveolar rhabdomyosarcoma |
Noun
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form of rhabdomyosarcoma occurring mainly in adolescents and young adults |
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adenoma |
Noun
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a benign epithelial tumor of glandular origin |
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angle-closure glaucoma |
Noun
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glaucoma in which the iris blocks the outflow of aqueous humor |
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alveolar rhabdosarcoma |
Noun
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form of rhabdomyosarcoma occurring mainly in adolescents and young adults |
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angioma |
Noun
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a tumor consisting of a mass of blood or lymphatic vessels |
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adenomyosarcoma |
Noun
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malignant renal tumor of young children characterized by hypertension and blood in the urine and the presence of a palpable mass |
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age-related macular degeneration |
Noun
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macular degeneration that is age-related |
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adenocarcinoma |
Noun
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malignant tumor originating in glandular epithelium |
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allergic eczema |
Noun
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eczema caused by an allergic reaction |
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adenitis |
Noun
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inflammation of a gland or lymph node |
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alveolitis |
Noun
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inflammation of the alveoli in the lungs caused by inhaling dust |