Down Syndrome- Tracing it to the Extra DNA

The Down syndrome is also known as trisomy 21 orbirth, and total impairment in the development of that
Down's syndrome. A patient affected by Downperson's physical appearance. Besides, the Down
syndrome suffers from acute abnormalities in bodysyndrome affected child fails to have the learning
functioning which arises from the person's abnormalcapability, and have retardation besides below par
body structure. The root cause of Down syndromecognitive aptitude. His/her social and emotional abilities
is the 21st chromosome (DNA). This dysfunction canare largely dependent on the mental retardation of
occur due to the presence of just a portion of thethe child affected by Down syndrome. The child's mild
chromosome or the entire genetic material... TheIQ ranges from 50 to 70 while the moderate IQ
Down syndrome symptoms were first documentedranges from 35 to 50. Those affected by Mosaic
in detail by the English physician, John Langdon Down,Down syndrome have IQ range that may go up by
way back in 1866. Hence, it is in his name that the10-30 points higher.
ailment is named. The chromosomal abnormalitiesThe Down syndrome kids can also develop serious
insofar as its shape or number is concerned werehealth problems like thyroid dysfunctions, sleep apnea
clearly identified in the 1950s following the discovery(obstructive), recurring ear infections,
of the special karyotype methods. It was in 1959gastroesophageal (reflux) disease, and heart defects
that the cause of Down syndrome was traced tothat are congenital in nature. Mentionably, there are
the presence of the extra DNA. But it was only ininstances of people possessing the usual sets of DNA
the 21st century that the chromosome was labeledalso suffering from the Down syndrome symptoms.
and the condition termed as trisomy 21. Thus we seeThe signs are enlarged tongue, speech impairment,
that the medical detectives and researchers wereshorter limbs, almond (shaped) eyes, and a single
unable to pin down the exact cause of Downcrease across one or both palms (simian crease).
syndrome till the 20th century. The Down syndromeDepending on the child's disability in the cognitive
was found to affect people in all the races. What issphere.
more, the Down syndrome was found to attack theIt is of necessity that kids affected with Down
women in their advanced years. Another significantsyndrome are provided immediate medical attention.
aspect of Down syndrome that attracted theDespite the fact that many Down syndrome
attention of the researchers was the rarity of itsdysfunctions stays on for life, yet the patient can be
recurrence. Till the middle part of the last century,taught to adjust with the prevailing physical
the common medical perception on Down syndromeconditions. For this, the parents or guardians of any
was that it takes place due to several aspects thatchild must always be attentive about any such
were basically inherited. Even then the intensiveabnormalities in their children. If any such signs are
searches for these factors were eluding results. Thenoticed, the physician must be immediately consulted,
fact that the Down syndrome was particularlyand the required medical screenings carried out. The
noticed among the mothers after they reach aninitial tests pertain to the thyroid among others. The
advanced stage led a school of medical thought togrowing child can be provided vocational training The
trace the cause of the dysfunction to some shock(s)foremost thing to remember that Down syndrome
undergone by the expecting mother. The commonlypatients require a homely environment to recuperate
reported symptoms of Down syndrome are a facialwhatever he/she can.
layout that remains as it was during that person's