T78 Adverse effects, not elsewhere classified

Non-billable header with 6 child codes.

Excludes2 (not included here)

• complications of surgical and medical care NEC (T80-T88)

7th character note

• The appropriate 7th character is to be added to each code from category T78

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from T78 Adverse effects, not elsewhere classified

Excludes2 (not included here)

• complications of surgical and medical care NEC (T80-T88)

7th character note

• The appropriate 7th character is to be added to each code from category T78

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Codes under T78

• T78.0 Anaphylactic reaction due to food
• T78.1 Other adverse food reactions, not elsewhere classified
• T78.2 Anaphylactic shock, unspecified
• T78.3 Angioneurotic edema
• T78.4 Other and unspecified allergy
• T78.8 Other adverse effects, not elsewhere classified

Code annotations containing back-references to T78

Back-references to T78

• Type 1 Excludes: T75 Other and unspecified effects of other external causes ("adverse effects NEC (T78.-)")

Back-references to T78

• Type 1 Excludes: T75 Other and unspecified effects of other external causes ("adverse effects NEC (T78.-)")

Nearby codes

• T78 Adverse effects, not elsewhere classified (this code)
• T78.0 Anaphylactic reaction due to food
• T78.00 Anaphylactic reaction due to unspecified food
• T78.00XA Anaphylactic reaction due to unspecified food, initial encounter
• T78.00XD Anaphylactic reaction due to unspecified food, subsequent encounter
• T78.00XS Anaphylactic reaction due to unspecified food, sequela