A cow recovered from acute mastitis of unidentified etiology after treatment with antibiotics. About 4 months later, she suffered again from acute mastitis. Cultivation of milk was negative and no treatment with antibiotics effective.
Candida tropicalis was detected from a milk sample collected 10 days after infusion of the udder with antibiotics. The sample contained heavy clots and more than 23 million cells per ml. The severe symptoms gradually dissipated with no medication, but by the repetition of milking procedure.
Bacteriological examination performed 46 days after the detection of
C. tropicalis revealed the disappearance of this organism, as well as other bacteria, together with a marked decrease in cell count.
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