Darryl Rockwell

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The effects of physical exercise on the status of bone mineralization for a population of lifetime athletes were investigated. The bone mineral content of the radii of experienced male tennis players was measured. The bone mass of the radius of the playing arm (mean, 1.37 g/cm) was greater than that of the nonplaying arm (mean, 1.23 g/cm) in all but one(More)
Progressive multifocal leukoencephalopathy (PML) is a rare disease related to a slow virus infection of the central nervous system; it is usually seen in patients who have impaired immunologic function. The present patient with biopsy-proved PML was found to have no demonstrable defects in either cellular or humoral immunity as assessed by multiple(More)
One of the most challenging diagnostic problems that comes into the physician's office is the patient who complains of "being tired." It can prove to be a frustrating experience for the physician (especially if the physician is also tired) and to the patient. This article will propose and describe a two-pronged systematic approach to the patient that can(More)
When players are engaged in the sport of tennis, injuries may occur to the eyes, in the neck, to the shoulder and back, arm and elbow, wrist and hand, and feet. The key to prevention and treatment of these injuries is good coaching and a formal stretching and strengthening program. The drooped "tennis shoulder" of professionals and senior tennis players is(More)
The authors surveyed all U.S. medical schools to ascertain the frequency with which medical students attempt suicide, complete suicide, and seek psychiatric treatment. In the classes of 1974-1981 the annual suicide rate for male students was 15.6 per 100,000, which is comparable to their agemates in the national population. The rate for female students(More)
OBJECTIVE The 1989 survey conducted by the Joint Commission on Accreditation of Healthcare Organizations (JCAHO) at the UCLA Neuropsychiatric Hospital was the hospital's first using standards outlined in the 1989 edition of JCAHO's Accreditation Manual for Hospitals. The authors' goal was to calculate the cost of preparing for and undergoing the 1989(More)
After envenomation by the timber rattlesnake (Crotalus horridus horridus) a young man showed massive swelling and ecchymoses of the involved extremity, generalized petechiae and a large hematoma of the left upper eyelid. Two weeks later he was completely well. The first blood sample was incoagulable and showed high titers of fibrin split products by the(More)