Merck Manual

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Malignant histiocytosis in thorax, dog
Malignant histiocytosis in thorax, dog

Large masses in the chest cavity caused pleural effusion in this 6 1/2-yr-old Bernese Mountain Dog. Thoracocentesis was performed three times and removed up to 1,700 mL of serosanguineous fluid.

Courtesy of Dr. Alice Villalobos.