B57.31 Megaesophagus in Chagas' disease
Instructional Notes:
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B57.31
Description: Megaesophagus in Chagas' disease
↓
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B57.3
Description: Chagas' disease (chronic) with digestive system involvement
↓
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B57
Description: Chagas' disease
Include:
- American trypanosomiasis
- infection due to Trypanosoma cruzi
↓
-
B50-B64
Description: Protozoal diseases (B50-B64)
Exclude1:
- amebiasis (A06.-)
- other protozoal intestinal diseases (A07.-)
↓
-
A00-B99
Description: Certain infectious and parasitic diseases
Exclude1:
- certain localized infections - see body system-related chapters
Exclude2:
- carrier or suspected carrier of infectious disease (Z22.-)
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
Use Additional Code:
- code to identify resistance to antimicrobial drugs (Z16.-)
Include:
- diseases generally recognized as communicable or transmissible