Disease staging: CliniCal anD CoDeD Criteria - HCUP

Clinical Criteria with Description, Diagnostic Findings and ICD-9-CM codes
DXCat Number: NEU10
MultiStage: No
DXCat Label: Huntington's Chorea Specificity: A
Etiology: Genetic (or hereditary)
Stage Description Diagnostic findings ICD-9-CM Codes
1.01 Huntington's Chorea CAG sequences ≥ 38 in the Huntington’s disease gene, chromosome 4p16.3
[laboratory report]
DX 3334;
OR Family history of Huntington’s disease
AND orofacial dyskinesia
OR choreoathetosis
OR rigidity or dystonia in children
OR dysphagia
OR motor impersistence
OR clinical depression:
OR atrophy of the caudate nucleus and putamen
[operative/pathology report or MRI report]
AND enlargement of lateral ventricles
[operative/pathology report or MRI report]
AND cerebellar atrophy in children
[operative/pathology report or MRI report]
OR with degeneration of medium sized spiny neurons of
the caudate nucleus [operative/pathology report]
2.01 with seizures Stage 1.01
AND seizures [EEG report]
2.02 with dementia Stage 1.01-2.01
AND dementia:
2.03 with invalidism or cachexia Stage 1.01-2.02
AND activities of daily living require 100% supervision
OR cachexia:
ideal body weight < 85% of body weight
2.04 with decubitus ulcer Stage 1.01-2.03
AND decubitus ulcer
2.05 aspiration pneumonia Stage 1.01-2.04
AND aspiration pneumonia
3.01 with sepsis Stage 1.01-2.05
AND sepsis:
3.02 with respiratory failure Stage 1.01-3.01
AND respiratory failure:
3.03 with coma Stage 1.01-3.02
AND coma:
STAGE 1.01 + (DX 78032, 78039);
STAGE 1.01-2.01 + GROUP
DEMENTIA;
STAGE 1.01-2.02 + GROUP
CACHEXIA;
STAGE 1.01-2.02 + DX 7998;
STAGE 1.01-2.03 + DXCAT SKN01;
STAGE 1.01-2.04 + DX 5070;
STAGE 1.01-2.05 + GROUP SEPSIS;
STAGE 1.01-3.01 + GROUP
RESP_FAIL;
STAGE 1.01-3.02 + GROUP COMA;
Thursday, January 07, 2010 9:22:47 AM
©2010 Thomson Reuters. All rights reserved.