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Biomedical subjects

R L Hanzlick

Publications and source records attributed to R L Hanzlick.

8 recordsLinked to original sources

Atypical autoerotic deaths.

So-called "typical" autoerotic fatalities are the result of asphyxia due to mechanical compression of the neck, chest, or abdomen, whereas "atypical" autoeroticism involves sexual self-stimulation by other means. We present five atypical autoerotic fatalities that involved the use of dichlorodifluoromethane, nitrous oxide, isobutyl nitrite, cocaine, or compounds containing 1-1-1-trichloroethane. Mechanisms of death are discussed in each case and the pertinent literature is reviewed.

Adult

Computer software program to plot locations of death.

A BASIC computer software program that plots the occurrence of various types of death on a grid map is described. The capabilities, requirements, and potential uses of the program are discussed.

Coroners and Medical Examiners

The cutaneous ink sign: a tipoff to suicide or suicide notes.

The presence of smeared or unsmeared ink on the skin resulting from the writing process has been observed in a number of suicide victims who have left suicide notes. The authors report a case of a palmar "cutaneous ink sign" and discuss its forensic science import.

Adult

Suicide far from home: the concept of transjurisdictional suicide.

A review of a series of eleven persons who committed suicide in a city long distances from home is presented, and the concept of transjurisdictional suicide is introduced. Those eleven cases suggest a high likelihood that the victim will be found in a hotel or motel bed by a hotel/motel employee within a day of check-in; the victim will be a white male who drove to the city and who lived in a hometown closely associated with an urban center which is within a day's drive and on an interstate route connecting the hometown to the city selected; the victim will be older than twenty-one years, married or never married but not divorced or widowed, and will not have been born in the state where death occurred; a suicide message will be found, and a specific reason for selecting a given city will not be apparent.

Adult

Suicide in Fulton County, Georgia (1975-1984).

Demographic and trend analysis of 881 consecutive suicides in blacks and whites is presented. For the years 1975 through 1984, the suicide rate was 15.1/100 000 and did not significantly change. White males were overrepresented in all age groups, had an overall suicide rate of 34.9, and showed a small but statistically significant increase in rate which was not accounted for by any specific age group. White females, in general, were represented in proportion to their prevalence in the population, and those ages 20 to 24 demonstrated an increasing suicide rate which was small. Black males were at highest risk in their twenties, showed no significant trends, and were also represented near their prevalence in the population. Black females of all ages were underrepresented, and had low suicide rates which decreased with time. No significant rate changes were noted for teenagers or the elderly. Firearms was the method of choice in all groups, although methods varied with age, race, and sex, and male children preferred hanging. Small but significant increases were noted for the prevalence of nondrug methods in females and carbon monoxide deaths in white males. Similarities and differences to larger scale studies are discussed. Suicide may have characteristics unique to given geographical areas and pervasive to all areas. The authors advocate study and publication of local data to clarify further the nature of suicide.

Adolescent

Subclinical hemolytic disease of the newborn due to anti-e.

A case of subclinical hemolytic disease of the newborn resulting in reticulocytosis and positive direct and indirect antiglobulin tests in an infant both ABO- and Rh(D)-compatible with its mother is reported. The antibody was an IgG, non-complement-binding molecule present in low titer with a low avidity for the antigen, acted optimally in enzyme systems, did not manifest dosage effect, and caused slight extravascular destruction of fetal erythrocytes. Routine antibody screening of all pregnant women should be performed and neonatal cord blood specimens analyzed to avoid unexpected infant morbidity and mortality, and to characterize hemolytic disease of the newborn due to rare atypical antibodies more fully.

Antibodies