disseminated tuberculosis

tuberculosis /tu·ber·cu·lo·sis/ (-sis) any of the infectious diseases of humans and other animals due to species of Mycobacterium and marked by formation of tubercles and caseous necrosis in tissues of any organ; in humans the lung is the major seat of infection and the usual portal through which infection reaches other organs.

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avian tuberculosis  a form affecting various birds, due to Mycobacterium avium, which may be communicated to humans and other animals.

bovine tuberculosis  an infection of cattle due to Mycobacterium bovis, transmissible to humans and other animals.

disseminated tuberculosis  an acute form of miliary t.

genital tuberculosis  tuberculosis of the genital tract, e.g., tuberculous endometritis.

tuberculosis of lungs  pulmonary t.

miliary tuberculosis  a form varying in severity, in which minute tubercles form in different organs due to dissemination of bacilli through the body by the blood stream.

open tuberculosis 

1. that in which there are lesions from which tubercle bacilli are discharged out of the body.

2. pulmonary tuberculosis with cavitation.

pulmonary tuberculosis  tuberculosis of lungs; infection of the lungs by Mycobacterium tuberculosis, with tuberculous pneumonia, formation of tuberculous granulation tissue, caseous necrosis, calcification, and cavity formation. Symptoms include weight loss, fatigue, night sweats, purulent sputum, hemoptysis, and chest pain.

renal tuberculosis  renal disease due to Mycobacterium tuberculosis.

spinal tuberculosis  osteitis or caries of vertebrae, usually as a complication of pulmonary tuberculosis.

tuberculosis verruco´sa cu´tis , warty tuberculosis a condition usually due to external inoculation of tubercle bacilli into the skin, with wartlike patches having an inflammatory, erythematous border.

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disseminated tuberculosis

n.

See acute tuberculosis.

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disseminated tuberculosis

Miliary tuberculosis Infectious disease A chronic, contagious infection by M tuberculosis, which has spread from the lungs to other organs by blood or lymphatics, after inhaling droplets sprayed into the air from a cough or sneeze by a person infected with M tuberculosis; DT is characterized by granulomas of involved organs and develops in Pts with immune defects Tissues affected Pericardium, peritoneum, larynx, bronchus, cervical lymph nodes, bones, joints, genitourinary system, eye, stomach, meninges, skin Risk of contracting TB Crowding, unsanitary living conditions, poor nutrition, Hispanics, Native Americans, African Americans, HIV infection, homelessness, elderly, infants, those with incomplete treatment of TB, leading to proliferation of drug-resistant strains. See Tuberculosis.