T78.05XS Anaphylactic reaction due to tree nuts and seeds, sequela

ICD-10-CM T78.05XS: Anaphylactic reaction due to tree nuts and seeds, sequela

ICD-10-CM code T78.05XS is an active terminology concept representing a sequela of an anaphylactic reaction due to tree nuts and seeds. It is classified under the parent concept T78.05 and carries the semantic type of Injury or Poisoning. The sources establish its official label and structural relationships. 1 3

Plain-language overview

Code T78.05XS is an active ICD-10-CM terminology concept with the preferred name Anaphylactic reaction due to tree nuts and seeds, sequela, intended for use within the 2026 version of the system. 1

The concept T78.05XS is assigned the semantic type Injury or Poisoning, which classifies its clinical nature within standardized medical vocabulary services. 1 3

What this code represents

The code T78.05XS represents a sequela of an anaphylactic reaction caused by tree nuts and seeds, functioning as a narrower concept under the parent code T78.05. 1

Coding details

Code T78.05XS is structurally distinguished from T78.05XD, which represents a subsequent encounter for an anaphylactic reaction due to tree nuts and seeds, rather than a sequela. 2

The parent concept for T78.05XS is T78.05, titled Anaphylactic reaction due to tree nuts and seeds, which serves as the broader category from which the sequela code is derived. 1

Documentation considerations

The official abbreviation published for T78.05XS is Anaphylactic reaction due to tree nuts and seeds, sequela, matching its preferred name for documentation alignment. 1

What the sources add

While one source provides the full hierarchical structure and active status for T78.05XS, another source explicitly compares it to the subsequent encounter code T78.05XD, clarifying encounter distinctions. 1 2

Both the National Cancer Institute terminology record and the EVS Explore portal confirm the preferred name and semantic type for T78.05XS, providing consistent authoritative verification across two domains. 1 3

Sources

1. ICD-10-CM T78.05XS terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-27.
3. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-27.