Atypical cataplexy7/29/2023 ![]() ![]() Additionally, children’s cataplexy may also manifest as subtle and unusual facial expressions or choreic-like movements which are not seen in adults 7, 8. 23 mainly based on expert opinion and the results from Overeem et al. Despite its close resemblance to cataplexy, pseudocataplexy has a different pathogenesis and requires a different approach to management. In children, atypical manifestations of cataplexy can include blurred vision, irregular breathing, sudden loss of smiling, or semipermanent eyelid and jaw weakness. If only one of these atypical characteristics was present, cataplexy was defined as 'atypical', as defined by Lammers et al. schizophrenia and belongs to the drug class atypical antipsychotics. Of note, it is clear from HLA typing studies and especially from CSF hcrt-1 measurement studies that atypical cataplexy has no diagnostic value thus, it is important to diagnose cataplexy only with typical presentations. Typical cataplexy was defined as the presence of all phenomena in the current ICSD3 definition as noted in the left column of Table 1 and in addition the. Psychogenic "pseudocataplexy" is a diagnostic consideration in patients with atypical cataplexy, especially in the context of mood disturbance. Bulimia, Cataplexy, Depression, Dissociative Identity Disorder, Fibromyalgia. CSF hcrt-1 measurements have limited predictive power in cases with atypical or absent cataplexy. These cases point to the existence of a syndrome of transient motor weakness which resembles cataplexy and has features in common with other forms of mood induced psychogenic weakness such as psychomotor retardation and catatonia. This variety of transient functional weakness is related to conditions such as nonepileptic attack disorder, persistent functional weakness, catatonia, and depressive motor retardation. 1.4), that atypical cataplexy has no diagnostic value, thus the need to call cataplexy only with typical presentations. Four patients were referred to the authors with suspected neurological causes of transient weakness, including cataplexy in three cases, for whom the eventual diagnosis was of a functional or psychogenic motor disorder, related in most cases to depression. Report of Cases: 64-year-old female diagnosed with narcolepsy with unilateral cataplexy in 2008 with MSLT. ![]() The authors describe and discuss a syndrome of transient psychogenic weakness usually mistaken for cataplexy but which has a close association with a depressive mental state. ![]()
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