While xanthomas of tendon sheaths or of synovial membranes are not too rare, they are worthy of consideration because frequently they are known to perplex the unsuspecting physician. The following case illustrates the difficulties in the diagnosis and treatment of this condition. It is presented because, while it illustrates most of the essential features of this condition, it is one of the most extensive lesions yet recorded.
REPORT OF CASE
H. W., a white man aged 46, married, was first admitted to Dr. Gill's orthopedic service in the Hospital of the University of Pennsylvania on March 26, 1924 complaining of pain and swelling of the left foot. He stated that the pain started approximately three years before without any definitely known cause save the possibility of repeated minor injuries received while bowling. Pain was very slight at first and some swelling of the left foot and lower ankle was appreciated