3. CLASSIFICATION
Classification is a process by which complex phenomena
are organized into categories, classes or ranks so as bring
together those things that most resemble each other & to
separate those that differ from each other
4. Purpose of classification
Clearly and precisely defined nomenclature
To distinguish one psychiatric diagnosis from another
To provide a common language among health care professionals;
Provide a comprehensive reference system which can be used in
practice (diagnosis, prognosis, treatment)
Bring in uniformity in practice and research.
Ultimate purpose is to offer the most effective treatment;
5. INTERNATIONAL CLASSIFICATIONS
IN PSYCHIATRY
Many authors like Hippocrates have classified
psychiatric disorders.
But not accepted now.
Currently used classification
1.International Classification of Disease (ICD)
2. Diagnostic & Statistical Manual (DSM)
6. International Classification of
Disease
Published by WHO
Periodically revised and edited
Currently we use ICD-10
The eleventh revision of the ICD,
the ICD-11 was accepted by WHO's
World Health Assembly (WHA)
on 25 May 2019 and will officially
come into effect on 1 January 2022
7. History
During the 1800s the importance of creating a uniform system
of health was realized
The International Statistical Institute adopted the first
international classification of diseases in 1893.
Came to be known as the International List of Causes of Death
(ICD).
1948, the WHO took over the responsibility for publishing the
ICD
8. Mental disorders were included in the 6th edition of ICD.
WHO revised the ICD in the 1980s and ’90s. The
resulting three-volume work, known as ICD-10
(International Statistical Classification of Diseases and
Related Health Problems), and was published in 1992;
9. Chapters are in alphabetic order
Chapter Block Title
1 A00-B99 Certain Infections and parasitic diseases
2 C00-D48 Neoplasms
3 D50-D89 Disease of blood and blood forming
organs
4 E00-E90 Endocrine ,nutritional and metabolic
diseases
5 F00-F99 Mental and behavioural disorders
……
Z00- Z99
10. F00-F99.Mental and behavioural
disorders
F0: Organic, including symptomatic, mental disorders
F1: Mental and behavioural disorders due to use of
psychoactive substances
F2: Schizophrenia, schizotypal and delusional disorders
F3: Mood [affective] disorders
F4: Neurotic, stress-related and somatoform disorders
F5: Behavioural syndromes associated with physiological
disturbances and physical factors
F6: Disorders of personality and behaviour in adult persons
F7: Mental retardation
F8: Disorders of psychological development
F9: Behavioural and emotional disorders with onset usually
occurring in childhood and adolescence
12. Diagnostic & Statistical Manual
In 1918, the American Medico-Psychological Association
(presently the American Psychological Association, or APA)
issued the Statistical Manual for Use of Institutions for the
Insane. Not widely used
By World War II, the military had its own nomenclature
system.
The World Health Organization (WHO) issued the
International Classification of Diseases-6 (ICD-6); it
contained a section on mental disorders
13. The APA published the DSM-1, Diagnostic and Statistical
Manual of Mental Disorders in 1952; it was based on the
ICD-6 and the military system.
The first DSM contained about 60 disorders and was based on
theories of abnormal psychology and psychopathology.
Exclusively for psychiatric disorders
DSM –V was published in the year 2013.
14. DSM-IV
Multi axial system of diagnosis
Axis I : mental health and substance use disorders (SUDs);
Axis II : personality disorders and mental retardation
Axis III : general medical conditions
Axis IV : psychosocial and environmental problems (e.g.,
housing, employment);
Axis V : overall functioning
NOT INCLUDED in
DSM- V
Depression
Borderline
Personality
Cancer
Poverty
Poor
functioning
16. M. Sleep-Wake Disorders
N. Sexual Dysfunctions
P. Gender Dysphoria
Q. Disruptive, Impulse-Control and Conduct Disorders
R. Substance-Related and Addictive Disorders
S. Neurocognitive Disorders
U. Personality Disorders
V. Paraphilic Disorders
W. Other Mental Disorders
X. Medication-Induced Disorders
Y. V and Z codes
