A. Introduction
Down Syndrome (trisomy 21; mongolism) is a chromosomal abnormality
involving an extra chromosome # 21 and resulting in 47 chromosome
instead of the normal 46 chromosomes. As a consequence, the child
usually presents with varying degrees of mental retardation,
characteristic facial and physical features, and other congenital
anomalies.

B. Assessment :
1. Physical Characteristics
a. Brachycephalic (small, round head) with oblique palpebral fissures
(oriental eyes) and Brushfield's spots (speckling of iris), depressed
nasal bridge (saddle nose) and small,low set ears.....To Read more
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From :
Siswanto M. Muhammad