Pernicious anemia
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What is pernicious anemia?
Pernicious anemia is a decrease in red blood cells that occurs when the body cannot properly absorb vitamin B12 from the gastrointestinal tract. It results from the deficiency vitamin B12 and is caused by atrophic gastritis, parietal cell loss, and lack of intrinsic factor.
Common symptoms reported by people with pernicious anemia
Treatments taken by people for pernicious anemia
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Got a question about living with pernicious anemia? Members in the forum might have the answers.
Compare treatments taken by people with pernicious anemia
Let’s build this page together! When you share what it’s like to have pernicious anemia through your profile, those stories and data appear here too.
Got a question about living with pernicious anemia? Members in the forum might have the answers.
Who has pernicious anemia on PatientsLikeMe?
- 0 new patients joined this month
- 79 say pernicious anemia is their primary condition
| Age | Proportion | # of patients |
|---|---|---|
| <20 | 0 | |
| 20s | 13 | |
| 30s | 29 | |
| 40s | 29 | |
| 50s | 32 | |
| 60s | 23 | |
| 70+ | 71 |
| Age at first symptom | Proportion | # of patients |
|---|---|---|
| 0-19 years | 24 | |
| 20-29 years | 11 | |
| 30-39 years | 17 | |
| 40-49 years | 6 | |
| 50-59 years | 15 | |
| 60-69 years | 12 | |
| 70+ years | 14 |
Distribution of sex
| Sex | Proportion | # of patients |
|---|---|---|
| Male | 39 | |
| Female | 340 |
| Diagnosis status | Proportion | # of patients |
|---|---|---|
| Diagnosed | 266 | |
| Not Diagnosed | 5 |