A 48-year-old member asked:
What causes petechiae on both legs all of a sudden?
2 doctor answers • 2 doctors weighed in

Dr. Charles Greenberganswered
- Select Specialities - 46 years experience
This is a rare disor: Could be benign hypergammaglobulinemia of waldenstrom. Or other problem with pltelets or blood proteins see a hematologist.
Hypergammaglobulinemic purpura of waldenström: report of 3 cases with a short review.
Malaviya an, kaushik p, budhiraja s, al-mutairi m, nampoory mr, hussein a, akanji ao.
Source
department of medicine, faculty of medicine, kuwait university, safat, kuwait. Anand@hsc.Ku.
5.3k viewsAnswered >2 years ago

Dr. Herbert Duvivieranswered
Hematology and Oncology 34 years experience
Could be low plts: Individuals with itp or other causes of decreased platelets can develop small red dots on the dependent portions of their legs (also known as petechiae). See your physician to determine if low platelets are the problem and why they may be low.
4.9k viewsAnswered >2 years ago
Last updated Aug 5, 2018
People also asked
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits - just $39!
50% off with $15/month membership
Disclaimer:
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.