Case Studies In Small Animal

Cardiovascular Medicine

Home Up 1    Pleural Fluid 2              Cough 3   Heart Murmur 4           Syncope 5       Tachypnea 6           Cyanosis 7   Heart Murmur 8   Heart Murmur 9              Cough 10    Heart Failure 11              Ascites 12    Pleural Fluid 13           Syncope 14     Bradycardia 15     Tachycardia 16                Blind 17   Heart Murmur 18   Resp. Distress 19        Collapsing 20    Heart Failure 21          Paralysis 22    New Murmur 23              Cough 24          Vomiting 25       Tachypnea 26   Heart Murmur 27      Hemoptysis 28  Limb Swelling 29  Heart Murmur 30 Acute Collapse 31 Enlarged Heart 32               Blind 33             Cough 34         Collapse 35         Collapse 36 Thromboembolus 37  Heart Murmur 38  Heart Murmur

.    Radiographs ECG Echo - LV Echo - Ao Doppler Diagnosis

Case 4

Primary clinician: Darcy Adin, DVM

Supervising clinician: Mark D. Kittleson, DVM, PhD, DipACVIM (Cardiology)


bullet10-month-old MC Boxer dog weighing 29 kg ("Yankee")

Presenting Complaints

bulletHeart murmur

Pertinent History

bulletYankee was seen by the referring DVM two weeks ago with the complaint of fainting spells during active play. PE at referring DVM revealed a grade 3-4/6 left basilar systolic murmur and weak pulses.
bulletTreatment was begun and consisted of furosemide 50mg once a day and atenolol 25mg TID.
bulletTwo days ago Yankee suffered another fainting spell during rest and the referring DVM increased the dose of furosemide to 50mg TID.
bulletThe owner has been restricting exercise since then. Indoor at night/outdoor during the day, vaccines current, leash exercise only at park 3x's/week.
bulletNo other past medical problems except cryptorchid. Neutered.
bulletDiet-Lamb and Rice Pedigree kibble free choice and 1 cup of rice + 1/2 can Pedigree (PM). No c/s/v/d. 

Physical Examination

bulletT=103.6 (excited), HR=100, RR-pant, BCS-5/9 
bulletBARH, well-fleshed, nice coat, no ms abnormalities, no organomegaly,
bulletLymph Nodes-Left prescapular and popliteal lymph nodes slightly enlarged at 2cm.
bulletLungs auscult clearly.
bulletCV: CRT-2 sec, mm-pink, weak femoral pulses, no jugular distension, Grade 4/6 left basilar systolic murmur with radiation to the right base and up the carotid arteries.


bulletGrade IV/VI left basilar systolic murmur 
bulletWeak femoral pulses


Mark D. Kittleson, D.V.M., Ph.D. All rights reserved.