The Haller index, created in 1987 by J. Alex Haller, S. S. Kramer, and S. A. Lietman, is a mathematical relationship that exists in a human chest section observed with a CT scan. It is defined as the ratio of the transverse diameter (the horizontal distance of the inside of the ribcage) and the anteroposterior diameter (the shortest distance between the vertebrae and sternum). WebThe Correction, Depression, Cardiac Compression and Haller Indices at End-Expiration Fail to Correlate with Cardiopulmonary Impairment in Pectus Excavatum . A thesis submitted to the University of Arizona College of Medicine – Phoenix in partial fulfillment of the requirements for the d egree of Doctor of Medicine . Britton B. Donato . Class ...
Quantification of pectus excavatum: Anatomic indices
WebThe Haller index is the ratio between the transverse chest diameter (measurement from one side of the ribcage to the other) and the anteroposterior diameter (measurement from the breastbone to the … WebMar 8, 2024 · The Haller index (HI) (maximal transverse diameter/narrowest AP length of chest) is used to assess the severity of incursion of the sternum into the mediastinum. … roddick lake cottage for sale
Haller Index 2.8. I know it
WebEach item’s weight is derived from its factor loading. So each item’s contribution to the factor score depends on how strongly it relates to the factor. Factor scores are essentially a weighted sum of the items. Because those weights are all between -1 and 1, the scale of the factor scores will be very different from a pure sum. WebAug 29, 2024 · Plain CT chest was done for diagnosis and calculation of Haller Index to assess the severity preoperatively and the improvement postoperative. All patients were … WebCV=Cardiovascular, MHI=Modified Haller index, WMSI=Wall motion score index Measurement variability A detailed intra- and interobserver variability analysis of the main conventional echo-Doppler parameters, measured at rest and at peak exercise in a group of 15 randomly selected subjects, is reported in Supplementary Table 1 . roddick plumbing ashburton