Sudden death during prolonged religious fasting.

Sickle cell trait (SCT) is estimated to occur in 6% to 10% of Africans, and the United Kingdom (UK) prevalence rate has been estimated at 3.2%. Although sudden death in sickle cell disease is well known, its occurrence in SCT is rare and requires extremes of physiological stress.

Prognostic factors in mesothelioma.

Prognostic factors can help clinicians and patients when deciding a treatment plan. Patients in the best prognostic groups can be considered for more intensive or experimental therapy. Alternatively, patients in the best prognostic groups might prefer a period of observation prior to commencement of therapy.