Prolonged monosymptomatic fever due to Yersinia enterocolitica.

A previously healthy 14-year-old girl showed monosymptomatic hectic fever for over 3 weeks with negative clinical findings. Extensive laboratory investigation revealed only elevated ESR and a high titer of agglutinating antibodies against Yersinia enterocolitica, serotype 0-3. These abnormalities disappeared upon tetracycline therapy, after which she remained in excellent health.

Intracardial blood cyst causing subpulmonary stenosis in congenitally corrected transposition.

A patient with congenitally corrected transposition is described. The second sound showed wide fixed splitting of two loud components and hemodynamic and angiocardiographic examinations revealed subpulmonary stenosis. At autopsy a large intracardial blood cyst was found below the pulmonary valves in the outflow region of the morphological left ventricle.