Yoki was evaluated 2 weeks ago for a ruptured anal sac abscess. She was treated with antibiotics and analgesics. Her owners report noticing a "thrill" in her chest and she was uncomfortable when picked up under her chest. She has been lip-smaking intermittently but no vomiting has been detected. She has become progressively more lethargic over the past 2 weeks.
Signalment: 9 years, FS, Birman
Presenting Complaint: Anorexia for 3 days and respiratory distress.
On physical exam she was noted to have a grade 3-4/6 right parasternal systolic murmur, inspiratory crackles over the left and right thorax, and she was both tachypneic and dyspneic.