Trachea
- Non collapsible cylinderical structure
- 35 incomplete cartilage rings
- Cervical and thoracic trachea
- Thoracic affected by pleural pressures
Trecheitis
- Etio - Viral, bact., parasitic, irritative
- Adeno, herpes, perainfluenza, CD. Virus
- Sec. bac. coli. strep, pseudo, bordetella
- Parasitic: Aelurostronglus, Capillaria,
- Crenosome, Oslerus D.
- Inhalation of irritative gases, smoke, etc.
- Signs - Gagging cough, earlier non-product.
- Affects younger < 1 yr dogs
- Anorexia, fever, depression, cough on palp. harsh sound on auscult.
- Leucocytosis
- Dx - MDB, CBC, culture, cytology (T.W)
- Rx - On cause, cough suppresents, AB; I/T.
- Bronchodilators, vapor humidification
- Levamisole, Benzimidazoles.
Collapsed Trachea
- Etio - Congenital, trauma, DV compression
- Toy or minature breeds, chi, Yorke
- Signs - Honking cough, cyanosis, dyspnea
- Dx - BP, signs, MDB, x-ray, fluroscopy
- Rx - Symptomatic, reduce wt. cough suppresent
Tracheal Neoplasia
- Etiopath - Uncommon, osteosarc, carci.,
- Signs - Cough, gagging, dyspnea, cyanosis
- Dx - MDB, T. wash, cytology, endoscopy
- Rx - Surgery, Chemotherapy
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