What is New in the ICD-11 on Mental, Behavioural or Neurodevelopmental Disorders Structure of Chapter 06 The hierarchy of Chapter 06 comprises: 1st level - Broad category of disease/disorder type 2nd level - Specific disease/disorder type 3rd level - Further specificity of disease/disorder type The Rationale for Chapter 06 Since the time of the Advisory Group’s initial appointment in 2007, the overall linear structure of the proposed mental, behavioural, or neurodevelopmental disorders chapter for ICD–11 has been the subject of substantive and comprehensive discussions by the Topic Disorders Advisory Group for Mental Health, as well as extensive interactions with the American Psychiatric Association concerning the just-published Fifth Edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) (1), from the time of the Advisory Group’s initial appointment in 2007. The architecture of diagnostic classification of mental and behavioural disorders is an issue that has rec

ICD-11 Criteria for Body Dysmorphic Disorder 6B21 Dysmorphic Disorder Description Body Dysmorphic Disorder is characterised by persistent preoccupation with one or more perceived defects or flaws in appearance that are either unnoticeable or only slightly noticeable to others. Individuals experience excessive self-consciousness, often with ideas of reference (i.e., the conviction that people are taking notice, judging, or talking about the perceived defect or flaw). In response to their preoccupation, individuals engage in repetitive and excessive behaviours that include repeated examination of the appearance or severity of the perceived defect or flaw, excessive attempts to camouflage or alter the perceived defect, or marked avoidance of social situations or triggers that increase distress about the perceived defect or flaw. The symptoms are sufficiently severe to result in significant distress or significant impairment in personal, family, social, educational, occupational or other i

Childhood Disintegrative Disorder: Clinical Features and Diagnostic Criteria Waleed Ahmad Published online by MRCPsych UK: Tuesday, 03 May 2022 Introduction There is a loss of skills in several areas of development and deficits in social, communicative, and behavioural functioning that follow normal development in this condition. Often the condition follows a prodromic period during which children develop obscure symptoms; they become restive, irritable, anxious, and overactive. Impoverishment follows this and then loss of speech and language, accompanied by behavioural disintegration. Sometimes the loss of skills is persistently progressive (especially if there is an underlying progressive neurological condition), but more often, the decline over some months and then a slight improvement. The prognosis is usually abysmal, and it leaves most individuals with severe intellectual disability. There is uncertainty about the extent to which this condition differs from autism. Sometimes, th

Hypochondriacal Disorder A 34-year-old operating room assistant has presented you in the outpatient department; his physician— to whom he reported ninth time in last three months with a dread that he has human immune virus infection—sent him to you for psychiatric assessment and management. The physician notes he requested him to examine and re-test him for AIDS. He explained that his roommate in the mess recently confessed to having homosexual relationships with multiple partners. The patient never had a homosexual contact nor carries a factor for human immune virus infection. He had anankastic traits; remains worried about his health, however, he has no depression or disturbed biological functions. What will be the differential diagnosis in this case? What is the most likely diagnosis? Justify. How would you manage this case? Differential Diagnosis Hypochondriasis/Illness Anxiety Disorder Obsessive-compulsive disorder, these could be intrusive thoughts, but this is less likely. Monos