DOWN SYNDROME TRISOMY 21 KIARA LYNCH MRS STIELL

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DOWN SYNDROME/ TRISOMY 21 KIARA LYNCH MRS. STIELL 2 ND PERIOD

DOWN SYNDROME/ TRISOMY 21 KIARA LYNCH MRS. STIELL 2 ND PERIOD

DOWN SYNDROME Down Syndrome is a genetic disorder caused when irregular cell division results

DOWN SYNDROME Down Syndrome is a genetic disorder caused when irregular cell division results in additional genetic information from Chromosome 21. It results in a prominent facial appearance, pyschological disadvantage, and developmental prevention. May be associated with thyroid or heart disease. Most people with Down Syndrome develop it between months of age to 40 years of age.

WHO DISCOVERED IT? • In 1866, Dr. John Langdon Down, a British physician, described

WHO DISCOVERED IT? • In 1866, Dr. John Langdon Down, a British physician, described Down Syndrome as a disorder. Unfortunately, but he misinterpreted how Down Syndrome arises. Down first named the disorder "Mongolism".

2 ND DISCOVERY • In 1959, Jerome Lejeune, a French geneticist discovered Down Syndrome

2 ND DISCOVERY • In 1959, Jerome Lejeune, a French geneticist discovered Down Syndrome as a genetic disorder, although it was not accepted until the 1970 s.

DIAGNOSIS • There are two types of tests: diagnostic and screening tests. • There

DIAGNOSIS • There are two types of tests: diagnostic and screening tests. • There are diagnostic tests such as villus sampling or amniocentesis. • There are screening tests such as an ultrasound or blood test during your 1 st or 2 nd trimester. • These tests show if the fetus is at risk of developing Down Syndrome. • Unfortunately, gives false-positive and false-negative.

GENETICS It happens as an irregular during early stages of the development of a

GENETICS It happens as an irregular during early stages of the development of a fetus, therefore it is not inherited from parents.

SIGNS AND SYMPTOMS • Lazy eye • Difficulty understanding • Excess skin on the

SIGNS AND SYMPTOMS • Lazy eye • Difficulty understanding • Excess skin on the back of neck • Obesity • Displacement of the tougue

TREATMENTS FOR DISORDER • Early intervention programs • Speech Therapy • Physical Therapy •

TREATMENTS FOR DISORDER • Early intervention programs • Speech Therapy • Physical Therapy • Occupational Therapy

SOURCES www. mychildwithoutlimits. org/. . . /down-syndrome-treatment/ https: //www. nichd. nih. gov/health/topics/down/conditioninfo/Pages/diagnosed. aspx https:

SOURCES www. mychildwithoutlimits. org/. . . /down-syndrome-treatment/ https: //www. nichd. nih. gov/health/topics/down/conditioninfo/Pages/diagnosed. aspx https: //www. nichd. nih. gov/health/topics/down/conditioninfo/Pages/symptoms. aspx

FUN FACT • Many people think that Down Syndrome is inherited, but it has

FUN FACT • Many people think that Down Syndrome is inherited, but it has nothing to do with your parents having it or being a carrier.

Down Syndrome Trisomy 21 Trisomy 13 18 WhatDown Syndrome Trisomy 21 Trisomy 13 18 What
DOWN SYNDROME Down Syndrome also called Trisomy 21DOWN SYNDROME Down Syndrome also called Trisomy 21
Down Syndrome resources Down Syndrome Helpline National DownDown Syndrome resources Down Syndrome Helpline National Down
Trisomy 18 Trisomy 18 47 XX 18 orTrisomy 18 Trisomy 18 47 XX 18 or
Down Syndrome MedicalScientific Names Trisomy 21 47 XXDown Syndrome MedicalScientific Names Trisomy 21 47 XX
TRISOMY 21 DOWN SYNDROME Dr Gupta PLII IncidenceTRISOMY 21 DOWN SYNDROME Dr Gupta PLII Incidence
Down syndrome DS Trisomy 21 Not inherited CellDown syndrome DS Trisomy 21 Not inherited Cell
TRISOMY 21 DOWN SYNDROME Dr Gupta PLII MedicalTRISOMY 21 DOWN SYNDROME Dr Gupta PLII Medical
Chapter 18 Down Syndrome Trisomy 21 Chapter 18Chapter 18 Down Syndrome Trisomy 21 Chapter 18