principal diagnosis

prin·ci·pal di·ag·no·sis

(prin'si-păl dī'ăg-nō'sis)
The diagnosis that is found, after testing and study, to be the main reason for the patient's need for health care services.
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The rate of BPD was second highest in patients with a principal diagnosis of posttraumatic stress disorder (PTSD) and MDD; however, the rate of BPD in these patients was not significantly elevated compared with patients who did not have these principal diagnoses.
This finding is consistent with the EDCCP care plan tracks formed using the top principal diagnosis of the identified population.
Additionally, the possible failure to accurately isolate the principal diagnosis based on administrative records might be a limitation.
It's not uncommon for external auditors to identify situations where the incorrect principal diagnosis has been selected or an incorrect principal procedure code has been assigned.
Malformation of multiple organs in the genital tract was the principal diagnosis and reason for surgery.
The study included patients [greater than or equal to] 18 years of age discharged with a principal diagnosis of pneumonia according to standards of the International Classification of Disease, Ninth Revision, Clinical Modification (ICD-9-CM).
7) For the remaining records, we determined disease cases and nonbattle injury cases using the principal diagnosis code.
The inclusion criteria for patients were to be 18 years of age or older, to have a good comprehension of Spanish language, to have received a principal diagnosis (most severe or interfering) of anxiety or unipolar depression disorders, to sign the informed consent form to participate in the study, and to be able to attend all treatment sessions and assessments; regarding medication, participants were required to be stable on medication 3 months prior to beginning treatment and during treatment.
Some reasons might be the similarity between APR-DRGs and AP-DRGs (both rely on the principal diagnosis as the main classification criterion) and the usage of APR-DRGs in other European countries (Busse et al.
In both cases, despite care by outstanding physicians using highly sophisticated devices, the principal diagnosis and cause of death were not recognized before death.
Results show that the rate of hospitalization for HAV infection as a principal diagnosis decreased from 0.

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