Microvascular angina diagnosis (primary care)
Name csx
Chapter Circulatory disease/Stable angina
Definition
Microvascular angina or cardiac syndrome X here defined as a diagnosis

of angina (or specific anti-anginal medication prescribed) with abnormal

ischaemia test results but normal atheroma test results
Data Type Binary
Data sources GPRD
Dictionaries Read
Repeated Yes
Valid event date range 01/01/1900 - 25/03/2010
Agreed 02.03.2011 (Revision 1)
Category Definition
0 No
1 Yes
Implementation
IF SA_diagnosis = 4, CSX = 1

OR IF (SA_diagnosis = 5 OR BNF2.6.1 = 1 OR BNF2.6.3 = 1) AND

(ischaemia_tests = 2 or 3 ANDatheroma_tests = 1), CSX = 1
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Category (code) Read code Read term CPRD Medcode
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