Pneumonitis ( other Greek πνεύμων - lungs + lat. -Itis - suffix meaning inflammation), or pulmonitis ( lat. Pulmunes - lungs + lat. -Itis ) - interstitial inflammation of the vascular wall of the alveoli , accompanied by scarring ; a term sometimes used to refer to SARS. According to Tabbs (RR Tubbs, 1978), the main role in the pathogenesis is played by the immunopathological mechanisms of predominantly cellular type [1] .
According to etiopathogenic factors, they distinguish:
- toxic (mercury)
- uremic (one of the options for the defeat of the respiratory tract with uremia )
- radiation (adverse course of radiation sickness , with burns of the upper respiratory tract)
- SLE - pneumonitis (with systemic collagenoses )
- specific infectious ( candida , toxoplasma, tuberculosis , as part of some viral infections)
- aspiration (as part of Mendelssohn ’s postoperative syndrome when thrown acidic gastrointestinal tract into the airways)
- as part of some diseases of the esophagus (GREB, Hernia and diaphragm ) and heart.
More often caused by allergic hypersensitivity by inhalation of animal, protein and vegetable dust ( farmer’s disease , working with cereals, poultry disease) origin, less often inorganic substances - phthalic anhydride vinyl chloride, isocyanide, mercury; when working with rubber and insulating materials.
Symptoms
The main symptom of pneumonitis is a cough with sputum production , often fever and asthmatic syndrome; with the help of X-ray, recurrent pulmonary infiltrates , sometimes peribronchial localization, are detected.
- ↑ PNEUMONITIS - Big Medical Encyclopedia . xn - 90aw5c.xn - c1avg. Date of treatment July 12, 2019.