ICD-11 classes
21 Symptoms, signs or clinical findings, not elsewhere...
Mental or behavioural symptoms, signs or clinical findings
MB21 — Symptoms, signs or clinical findings involving cognition

ICD-11 MB21 — Symptoms, signs or clinical findings involving cognition

Symptoms, signs, and clinical findings indicative of a disturbance in mental abilities and processes related to attention, memory, judgment, reasoning, problem solving, decision making, or comprehension, or the integration of these functions.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code MB21 contains 15 clarifying diagnoses:

1. MB21.0 — Age-associated cognitive decline
2. MB21.1 — Amnesia
   It contains 5 clarifying diagnoses.
3. MB21.2 — Anosognosia
4. MB21.3 — Confabulation
5. MB21.4 — Disorientation
6. MB21.5 — Distractibility
7. MB21.6 — Impaired abstract thinking
8. MB21.7 — Impaired executive functioning
9. MB21.8 — Impaired judgment
10. MB21.9 — Perseveration
11. MB21.A — Poor concentration
12. MB21.B — Racing thoughts
13. MB4B — Symbolic dysfunctions
    It contains 9 clarifying diagnoses.
14. MB21.Y — Other specified symptoms and signs involving cognition
15. MB21.Z — Symptoms and signs involving cognition, unspecified