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Wiki "Environmental Allergies"
- Thread starter dgunn
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B
Code: T78.49XA
Other allergy, initial encounter
Parent Code Notes: T78.4
Excludes1: specified types of allergic reaction such as:
allergic diarrhea (K52.29)
allergic gastroenteritis and colitis (K52.29)
dermatitis (L23-L25, L27.-)
food protein-induced enterocolitis syndrome (K52.21)
food protein-induced enteropathy (K52.22)
hay fever (J30.1)
Parent Code Notes: T78
Excludes2: complications of surgical and medical care NEC (T80-T88)
Category Notes
Other and unspecified effects of external causes (T66-T78)
Coding Guidelines
Injury, poisoning and certain other consequences of external causes (S00-T88)
Note: 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
The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code to identify any retained foreign body, if applicable (Z18.-)
Excludes 1: birth trauma (P10-P15)
obstetric trauma (O70-O71)
Other allergy, initial encounter
Parent Code Notes: T78.4
Excludes1: specified types of allergic reaction such as:
allergic diarrhea (K52.29)
allergic gastroenteritis and colitis (K52.29)
dermatitis (L23-L25, L27.-)
food protein-induced enterocolitis syndrome (K52.21)
food protein-induced enteropathy (K52.22)
hay fever (J30.1)
Parent Code Notes: T78
Excludes2: complications of surgical and medical care NEC (T80-T88)
Category Notes
Other and unspecified effects of external causes (T66-T78)
Coding Guidelines
Injury, poisoning and certain other consequences of external causes (S00-T88)
Note: 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
The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code to identify any retained foreign body, if applicable (Z18.-)
Excludes 1: birth trauma (P10-P15)
obstetric trauma (O70-O71)
Ajesh Kuriakose
Guru
I haven't coded this before, but shouldn't you be giving an NEC code T78.49XA
mitchellde
True Blue
For allergy status other than drugs look at Z91 codes. You would not use a T code unless The patient is suffering an acute reaction.