From Longman Dictionary of Contemporary English heck heck 1 / hek / interjection informal 1 ANNOY EMPHASIZE used to show that you are annoyed or to emphasize what you are saying Oh heck! Iâve lost my keys! âDo you believe him?â âHeck, no.â 2 â did he heck/will it heck etc
The  Principal Diagnosis  (PDX) for inpatient care is defined as that condition established after study to be chiefly responsible for occasioning the admission of the patient to the hospital for care.
differential diagnosis the determination of which one of several diseases may be producing the symptoms. medical diagnosis diagnosis based on information from sources such as findings from a physical examination, interview with the patient or family or both, medical history of the patient and family, and clinical findings as reported by laboratory tests and radiologic studies.