People of Sri Lanka can be categorised on two bases: ethnic groups and religion. On ethnic base biggest group are the Sinhalese and then the Tamils. On basis of religion follo â¦ wers of Buddhism form the largest community in Sri Lanka.
Functional tremor is the commonest type of functional movement disorder. In functional tremor there is uncontrollable shaking of part of the body usually an arm or a leg.This is due to the nervous system not working properly but not due to an underlying neurological disease.Functional tremor is sometimes mistaken for Parkinsons disease or other causes of tremor such as 'Essential tremor'. tremor is a rhythmical movement of an arm, leg or other body part such as the head. Functional tremor may come and go through the day. The tremor may become violent at times and change in speed.
Summary. Functional (psychogenic) movement disorders (FMD) are part of the wide spectrum of functional neurological disorders, which together account for over 16% of patients referred to neurology clinics. FMD have been described as a âcrisis for neurologyâ and cause major challenges in terms of diagnosis and treatment.unctional tremor (FT) is the commonest presentation of FMD, accounting for at least 50% of patients. 9 Commonly, the historical features are as outlined earlier, with sudden onset, variability in severity with remissions, and variability in the body part affected.