What is mosaic Down syndrome?

In Mosaic Down Syndrome the misdivision of chromosomes occurs after fertilization unlike in Down's Syndrome which occurs during fertilization. Because of this, people with mosaic Down syndrome have two cell lines, one with the normal number of chromosomes, and one with an extra number 21.

How do members experience mosaic Down syndrome?

Top 5 symptoms reported by people with mosaic Down syndrome*

*Reports may be affected by other conditions and/or medication side effects. We ask about general symptoms (anxious mood, depressed mood, fatigue, pain, and stress) regardless of condition.

Top treatments taken by people for mosaic Down syndrome*

Who has mosaic Down syndrome on PatientsLikeMe?

Age

Age Proportion # of patients
<20 0
20s 1
30s 0
40s 6
50s 0
60s 0
70+ 0

Distribution of sex

Sex

Sex Proportion # of patients
Male 5
Female 2

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What is mosaic Down syndrome?

In Mosaic Down Syndrome the misdivision of chromosomes occurs after fertilization unlike in Down's Syndrome which occurs during fertilization. Because of this, people with mosaic Down syndrome have two cell lines, one with the normal number of chromosomes, and one with an extra number 21.



Common symptoms reported by people with mosaic Down syndrome

Common symptoms
How bad it is
What people are taking for it

Reports may be affected by other conditions and/or medication side effects. We ask about general symptoms (anxious mood, depressed mood, fatigue, pain, and stress) regardless of condition.
Last updated:



Treatments taken by people for mosaic Down syndrome

Let’s build this page together! When you share what it’s like to have mosaic Down syndrome through your profile, those stories and data appear here too.

Got a question about living with mosaic Down syndrome? Members in the forum might have the answers.


Compare treatments taken by people with mosaic Down syndrome

Let’s build this page together! When you share what it’s like to have mosaic Down syndrome through your profile, those stories and data appear here too.

Got a question about living with mosaic Down syndrome? Members in the forum might have the answers.



Who has mosaic Down syndrome on PatientsLikeMe?

  • 0 new patients joined this month
  • 9 say mosaic Down syndrome is their primary condition

Age
Age Proportion # of patients
<20 0
20s 1
30s 0
40s 6
50s 0
60s 0
70+ 0
Age at first symptom
Age at first symptom Proportion # of patients
0-19 years 1
20-29 years 0
30-39 years 0
40-49 years 0
50-59 years 0
60-69 years 0
70+ years 0

Distribution of sex

Sex
Sex Proportion # of patients
Male 5
Female 2

Diagnosis status
Diagnosis status Proportion # of patients
Diagnosed 4
Not Diagnosed 0

These charts show data from mosaic Down syndrome patients who have completed their condition history
Last updated: