Risk factors for catatonic schizophrenia. The risk factors for catatonic schizophrenia are the same as those for other schizophrenia subtypes, they include: Genetics - individuals with a family history of schizophrenia have a higher risk of developing it themselves. Viral infection - some recent studies suggest that viral infections may predispose the child to development of schizophrenia.
Dunham [dun-ham] as a boys' name is of Gaelic origin, and the meaning of Dunham is brown man.
The first recorded spelling of the family name is probably that of William de Ho. This was dated 1121 in the Danel Law Feudal Documents, for the county of Essex, during the reign of King Stephen of England, 1100 - 1135. Surnames became necessary when governments introduced personal taxation. In England this was sometimes known as the Poll Tax.