Disease staging: CliniCal anD CoDeD Criteria - HCUP

Clinical Criteria with Description, Diagnostic Findings and ICD-9-CM codes
DXCat Number: NEU02
MultiStage: No
DXCat Label: Carpal Tunnel Syndrome Specificity: A
Etiology: Trauma
Stage Description Diagnostic findings ICD-9-CM Codes
1.01 Carpal tunnel syndrome Carpal tunnel syndrome
DX 3540;
OR median nerve sensory and motor conduction delay [EMG report]
OR Tinel's sign positive
OR tingling or shock-like pain on volar wrist percussion
OR Phalen's sign positive
OR pain or paresthesia in the distribution of the median nerve when the patient
flexes both wrists to 90 degrees with the dorsal aspects of the hands held in
apposition for 60 seconds.
OR carpal compression test positive
OR pain or paresthesia on direct pressure on the carpal tunnel for 60 seconds
1.02 with abductor pollicis brevis muscle or
thenar eminence weakness or atrophy
Stage 1.01
AND abductor pollicis brevis muscle weakness or atrophy
OR eminentia thenar weakness or atrophy
STAGE 1.01 + (DX 7282, 7289);
References:
Dawson DM. Entrapment neuropathies of the upper extremities. N Engl J Med. 1993;329(27):2013-8.
Gilliland BC. Relapsing polychondritis and other arthritides. In: Fauci AS, Braunwald E, Isselbacher KJ, Wilson JD, Martin JB, Kasper DL, Hauser SL, Longo DL, eds. Harrison’s
Principles of Internal Medicine. 14th ed. New York, NY: McGraw-Hill; 1998:1951-1965.
Hellmann DB. Arthritis & musculoskeletal disorders. In: Tierney Jr LM, McPhee SJ, Papadakis MA, eds. Current Medical Diagnosis & Treatment. Stamford, CT: Appleton &
Lange; 1998:774-824.
Yassi A. Repetitive strain injuries. Lancet. 1997;349(9056):943-7.
Thursday, January 07, 2010 9:22:45 AM
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