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ICD-10 diagnosis code

F20.5 Residual schizophrenia

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F20.5 is the ICD-10 code for Residual schizophrenia. It is a four-character subcategory of F20 (Schizophrenia), the most specific level in the WHO edition. It belongs to the block F20–F29 (Schizophrenia, schizotypal and delusional disorders) in Chapter V, Mental and behavioural disorders.

Code type
Subcategory (4 characters)
Chapter
V · F00–F99
Classification
WHO ICD-10, 2019 version

Definition

A chronic stage in the development of a schizophrenic illness in which there has been a clear progression from an early stage to a later stage characterized by long- term, though not necessarily irreversible, "negative" symptoms, e.g. psychomotor slowing; underactivity; blunting of affect; passivity and lack of initiative; poverty of quantity or content of speech; poor nonverbal communication by facial expression, eye contact, voice modulation and posture; poor self-care and social performance.

What F20.5 includes

Conditions and terms that are coded here.

  • Chronic undifferentiated schizophrenia
  • Restzustand (schizophrenic)
  • Schizophrenic residual state

F20.5 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

F20.5Schizofrent resttillstånd

NorwayICD-10-NO

F20.5Residual schizofreni

  • F20.50Kronisk residual schizofreni
  • F20.51Episodisk residual schizofreni med progredierende funksjonssvikt
  • F20.52Episodisk residual schizofreni med stabil funksjonssvikt
  • F20.53Episodisk residual schizofreni med remisjon
  • F20.54Residual schizofreni med inkomplett remisjon
  • F20.55Residual schizofreni med komplett remisjon
  • F20.58Residual schizofreni med annet forløp
  • F20.59Residual schizofreni med usikkert forløp eller for kort observasjonstid (<1 år)
DenmarkICD-10-DK

DF205Skizofren residual-tilstand

  • DF2050Kontinuerlig skizofren residualtilstand
  • DF2051Episodisk skizofren residualtilstand med fremadskridende defekt
  • DF2052Episodisk skizofren residualtilstand med stabil defekt
  • DF2053Episodisk remitterende skizofren residualtilstand
  • DF2054Skizofren residualtilstand med inkomplet remission
  • DF2055Skizofren residualtilstand med komplet remission
  • DF2058Skizofren residualtilstand med andet forløb
  • DF2059Skizofren residualtilstand med ubestemt forløb
FinlandICD-10-FI

F20.5Jäännösskitsofrenia (residuaalinen skitsofrenia)

GermanyICD-10-GM

F20.5Schizophrenes Residuum

FranceICD-10-FR

F20.5Schizophrénie résiduelle

NetherlandsICD-10-NL

F20.5schizofrene resttoestand

United StatesICD-10-CM

F20.5Residual schizophrenia

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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