In this article we will discuss about the chromosomal aberrations and variation of chromosome number in human. Any anomaly in the normal structure of chromosome or any variation in the normal karyotype of human causes an abnormal development of human or resulting in zygotic loss, still births or infant death. The degree of the abnormalities in the human structure will [...]
In this article we will discuss about:- 1. Definition of Down's Syndrome 2. Physical and Physiological Features of Down's Syndrome 3. Chromosomal Findings 4. Incidence 5. Causes. Definition of Down's Syndrome: The first autosomal abnormality described in man by John Langdon Down (1966) was known as Down's syndrome, more commonly used as mongolism. In this case, there is simple trisomy [...]
In this article we will discuss about:- 1. Diagnostic Features of Cat's Cry Syndrome 2. Modification of Cat's Cry Syndrome 3. Findings. Diagnostic Features of Cat's Cry Syndrome: Some of the following features are not absolute in occurrence, and in that case values in the parentheses are the frequency of occurrence: i) The name of this syndrome refers to the [...]