Disclaimers: This article explains what an FHA underwriter looks for during the loan review process. This is a general overview of events and does not include every possible underwriting scenario. Every mortgage situation is different because every borrower is different.
DIRECT GENETIC TESTING. Huntingtonâs disease has become a model for genetic testing in other adult-onset inherited disorders because the illness is relatively common, and there is widespread experience with it. Genetic testing programs began in 1986 with linkage testing and evolved to direct gene testing shortly after the gene was cloned in 1993.
About Huntington's Disease. George Huntington, M.D., who first described the disease that bears his name. Huntington's disease is a progressive brain disorder caused by a single defective gene on chromosome 4 â one of the 23 human chromosomes that carry a personâs entire genetic code.This defect is dominant, meaning that anyone who inherits it from a parent with Huntington's will eventually develop the disease.bout Huntington's Disease. George Huntington, M.D., who first described the disease that bears his name. Huntington's disease is a progressive brain disorder caused by a single defective gene on chromosome 4 â one of the 23 human chromosomes that carry a personâs entire genetic code.