Respiratory Flashcards
What is the first step when encountering a patient in respiratory distress?
Localise the area of distress e.g. upper or lower airway
What are some causes of acute coughing?
Tracheobronchitis (Kennel cough)
Irritation by smoke-dust/chemicals/medicines
Airway FB
Pulmonary haemorrhage
Acute pneumonia e.g inhalation
Acute oedema
Airway trauma
What is canine chronic bronchitis?
Daily coughing for over 2 months characterised by WBC infiltration of mucosa and thickening of smooth muscle
What are some common complications of chronic canine bronchitis?
Airway dilation and airway collapse due to wall weakness (bronchomalacia)
How do you manage chronic canine bronchitis?
Weight control, harness and avoid irritants
Maintain hydration status and steam the bathroom
Drug therapy: Glucocorticoids, bronchodilators accompanied by coupage.
What are the pros of inhaled medications?
Reduced systemic exposure of glucocorticoids
Dose required is lower
Reduces systemic side effects
Effective in acute situations
What are the cons of inhaled medications?
Time consuming
Expensive
Owner compliance
Patient compliance
What hypersensitivity reaction is feline bronchial disease (feline asthma)?
Type 1
What are the common pathogens involved in bacterial bronchopneumonia?
E.coli
Klebsiella
Pasteurella
Staphs
Streps
Mycoplasma
B bronchoseptica
What is the most common type of primary neoplasia found in the lungs?
Carcinomas
What is the pre-patent period of O.osleri?
10-18 weeks
What age of cat does lower airway disease normally affect?
Young adults to middle aged
What are the clinical signs of low grade, chronic lower airway disease in cats?
Coughing
Audible wheezing
Exercise intolerance
What are potential trigger factors of lower airway disease in cats?
Change in environment
New cat litter
Passive smoking
Seasonal
What are clinical signs of laryngeal disease in cats?
Laboured inspiration, stridor, increased effort, slow inspiratory phase +/- change in purr and vocalisation.
What is aelurostrongylus abstrusus?
Feline lungworm
How do you treat feline lungworm?
Fenbendazole
What are the clinical signs of mycoplasma pneumonia in the cat?
Fever, cough, tachypnoea, lethargy
How do you diagnose mycoplasma pneumonia in the cat?
PCR on tracheal wash
How do you treat mycoplasma pneumonia in the cat?
Doxycycline
What are the early cutaneous signs of mycobacterial pneumonia in the cat?
After an infected vole/rodent bite or non-healing sores/nodules +/- large LNs.
What are the early GI signs of mycobacterial pneumonia in the cat?
After ingestion of contaminated product. V+, D+, weight loss, poor appetite, inflammatory granulomas
How do you diagnose mycobacterial pneumonia in cats?
Histopathology and PCR. Seek advice for zoonotic risk.
What is pleural space disease?
Loss of thoracic capacity +/- cyanosis. Accumulation of fluid, air or soft tissue mass.
What are causes of pleural space disease?
Pleural effusion
Pneumothorax
Neoplasia
Ruptured diaphragm
Gross cardiomegaly
Abdominal abnormality