15-00068 Tasha R Cardiac neoplasia——NO IMAGES—

Case Study

15-00068 Tasha R Cardiac neoplasia——NO IMAGES—

A 4-year-old SF Persian was presented for respiratory distress.

A 4-year-old SF Persian was presented for respiratory distress.

Sonographic Differential Diagnosis

Cardiac neoplasia is strongly suspected in this case. Differential diagnosis include: malignant lymphoma, carcinoma (metastatic), hemangiosarcoma and fibrosarcoma. A thorough examination of the patient (abdominal scan, external lymph nodes) is recommended to identify potential primary neoplasia. A benign tissue formation (excessive scar) cannot be totally excluded. Unfortunately itВґs hardly possible to obtain a tissue sample for histopathology because the tumor may not be visible from outside the heart. You could try to take an ultrasound guided tru-cut biopsy if the owners are aware of the associated risks. Pharmacological therapy aimed at cardiac function is not necessary in this patient. Without tissue sampling I would just recheck the patient. If the mass becomes bigger I would consider chemotherapy (based on suspicion).

Image Interpretation

Normal left ventricle (no sign of pressure or volume overload), a normal left atrium, a normal mitral valve (no SAM visible) and a normal aortic valve. In the subtricuspid region of the right ventricular wall there is a hyperechogenic mass (1,15 x 0,62 cm) visible that bulges into the right ventricle, obviously without impairing the hemodynamic function of the right heart. The tricuspid valve itself, the right atrium and the pulmonic valve show a normal morphology.

DX

Cardiac neoplasia

Clinical Differential Diagnosis

Cardiac – cardiomyopathy (dilated/hypertrophic), pericardial effusion, myocarditis, pericardial-peritoneal-diaphragmatic hernia, atrial embolus Respiratory – pleural effusion, pneumonia, trauma, lung lobe torsion, asthma, smoke/chemical inhalation

Sampling

None

Patient Information

Gender : Female, Spayed
Species : Feline
Type of Imaging : Ultrasound
Status : For Review

Exam Finding

  • Respiratory Distress
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