T61.774D Other fish poisoning, undetermined, subsequent encounter

Instructional Notes:

T61.774D
Description: Other fish poisoning, undetermined, subsequent encounter
↓
T61.774
Description: Other fish poisoning, undetermined
↓
T61.77
Description: Other fish poisoning
↓
T61.7
Description: Other fish and shellfish poisoning
↓
T61
Description: Toxic effect of noxious substances eaten as seafood
Exclude1:
- allergic reaction to food, such as:
- anaphylactic reaction or shock due to adverse food reaction (T78.0-)
- bacterial foodborne intoxications (A05.-)
- dermatitis (L23.6, L25.4, L27.2)
- food protein-induced enterocolitis syndrome (K52.21)
- food protein-induced enteropathy (K52.22)
- gastroenteritis (noninfective) (K52.29)
- toxic effect of aflatoxin and other mycotoxins (T64)
- toxic effect of cyanides (T65.0-)
- toxic effect of harmful algae bloom (T65.82-)
- toxic effect of hydrogen cyanide (T57.3-)
- toxic effect of mercury (T56.1-)
- toxic effect of red tide (T65.82-)
↓
T51-T65
Description: Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
Exclude1:
- contact with and (suspected) exposure to toxic substances (Z77.-)
Notes:
- When no intent is indicated code to accidental. Undetermined intent is only for use when there is specific documentation in the record that the intent of the toxic effect cannot be determined.
Use Additional Code:
- code(s):
- for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70)
- personal history of foreign body fully removed (Z87.821)
- to identify any retained foreign body, if applicable (Z18.-)
↓
S00-T88
Description: Injury, poisoning and certain other consequences of external causes
Exclude2:
- birth trauma (P10-P15)
- obstetric trauma (O70-O71)
Notes:
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Use Additional Code:
- code to identify any retained foreign body, if applicable (Z18.-)