Protein S deficiency
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What is protein S deficiency?
Protein S deficiency is a blood disorder that increases the risk of developing abnormal blood clots. It may be an inherited disorder or an acquired disorder due to vitamin K deficiency or treatment with certain medications, pregnancy, liver disease, and certain chronic infections.
Common symptoms reported by people with protein S deficiency
Treatments taken by people for protein S deficiency

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Compare treatments taken by people with protein S deficiency

Let’s build this page together! When you share what it’s like to have protein S deficiency through your profile, those stories and data appear here too.
Got a question about living with protein S deficiency? Members in the forum might have the answers.
Who has protein S deficiency on PatientsLikeMe?
- 0 new patients joined this month
- 56 say protein S deficiency is their primary condition
| Age | Proportion | # of patients |
|---|---|---|
| <20 | 0 | |
| 20s | 5 | |
| 30s | 5 | |
| 40s | 13 | |
| 50s | 1 | |
| 60s | 4 | |
| 70+ | 15 |
| Age at first symptom | Proportion | # of patients |
|---|---|---|
| 0-19 years | 1 | |
| 20-29 years | 4 | |
| 30-39 years | 2 | |
| 40-49 years | 0 | |
| 50-59 years | 1 | |
| 60-69 years | 1 | |
| 70+ years | 0 |
Distribution of sex
| Sex | Proportion | # of patients |
|---|---|---|
| Male | 23 | |
| Female | 64 |
| Diagnosis status | Proportion | # of patients |
|---|---|---|
| Diagnosed | 37 | |
| Not Diagnosed | 9 |