Automatically-generated equivalent of [Aplastic Anaemia](/codelist/opensafely/aplastic-anaemia/)

User Requirements

This codelist aims to identify any ascitic drain procedure or code that indicate that an ascitic drainage procedure has taken place.

A list of [NHS dictionary of medicines and devices](https://ebmdatalab.net/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) codes for Aspirin.

Codes indicating diagnosis of asplenia or dysplenia (acquired or congenital)

Automatically-generated equivalent of [Asplenia](/codelist/opensafely/asplenia/)

This codelists contains codes for assessment instruments and outcome measures for "long COVID"

Codes indicating an asthma diagnosis

Automatically-generated equivalent of [Asthma Diagnosis](/codelist/opensafely/asthma-diagnosis/)

Medication codes of inhaled salbutamol medications used for asthma treatment

Medication codes of inhaled corticosteroid medications used for asthma treatment

Medication codes of oral prednisolone.

Asthma review code as listed in the QoF business rules

The AST_COD cluster in the asthma reference set taken from the Primary Care Domain Reference Set Portal, published by NHS Digital on 2021-12-21.

ICD-10 codes to identify admissions for asthma, where the codes should be used to identify the primary reason for admission.

The ASTTRT_COD cluster from v46 QOF business rules for the Asthma clinical domain. The codes were extracted from the SNOMED CT browser using the SNOMED code 12463601000001108, which defines the reference set.