IN A REPORT from this laboratory, non-neoplastic lesions of the mesencephalon and aqueduct of Sylvius were discussed.1 In the present communication are presented four cases of neoplasms restricted to the mesencephalon. Interest in this area has increased in recent years, especially after the work of Magoun2 and coworkers. The literature is reviewed for purposes of comparison, consideration being limited to cases in which sufficient clinical and pathologic data are available.3 Cases of extracerebral compressive lesions, multiple neoplasms, or lesions extending into neighboring structures are excluded.
REPORT OF CASES
M. H., a man aged 52, began to complain of occipital headaches in December, 1946. About a month later he was told that he had pleurisy, when he became fearful of cancer or tuberculosis. At the same time he began to make mistakes in his work, forgot what he was about to say, and frequently said strange
NETSKY MG, STROBOS RRJ. NEOPLASMS WITHIN THE MIDBRAIN. AMA Arch NeurPsych. 1952;68(1):116–129. doi:10.1001/archneurpsyc.1952.02320190122012
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