PT - JOURNAL ARTICLE AU - Ohlhausen, Marc AU - Bernstein, Eden AU - Nielsen, Craig D. TI - An 86-year-old man with unexplained right-sided headache and vision loss AID - 10.3949/ccjm.88a.20077 DP - 2021 Sep 01 TA - Cleveland Clinic Journal of Medicine PG - 494--501 VI - 88 IP - 9 4099 - http://www.ccjm.org/content/88/9/494.short 4100 - http://www.ccjm.org/content/88/9/494.full SO - Cleve Clin J Med2021 Sep 01; 88