Penn Medicine Provider
Pathology and Laboratory Medicine
Olga Pozdnyakova, MD, PhD
Accepting new patients
Sees patients age 18 and up
Penn Pathology and Laboratory Medicine HUP

About me

  • Professor of Pathology and Laboratory Medicine at the Hospital of the University of Pennsylvania

Education and training

  • null
  • null
  • Residency: UMass Memorial Medical Center
  • Residency: University of Massachusetts Medical Center
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  • Fellowship: Massachusetts General Hospital/Brigham and Women’s Hospital

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Pozdnyakova is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Olga Pozdnyakova and Carlo Brugnara Hematology Laboratory in the Digital and Automation Age , Clin Lab Med. 2024 Sep;44(3):xiii-xiv. doi: 10.1016/j.cll.2024.06.001. Epub 2024 Jun 18. PMID: 39089759.: 2024


Castells M, Giannetti MP, Hamilton MJ, Novak P, Pozdnyakova O, Nicoloro-SantaBarbara J, Jennings SV, Francomano C, Kim B, Glover SC, Galli SJ, Maitland A, White A, Abonia JP, Slee V, Valent P, Butterfield JH, Carter M, Metcalfe DD, Akin C, Lyons JJ, Togias A, Wheatley L, Milner JD. Mast cell activation syndrome: Current understanding and research needs. , J Allergy Clin Immunol. 2024 Aug;154(2):255-263. doi: 10.1016/j.jaci.2024.05.025. Epub 2024 Jun 6. PMID: 38851398.: 2024


Ryou H, Sirinukunwattana K, Wood R, Aberdeen A, Rittscher J, Weinberg OK, Hasserjian R, Pozdnyakova O, Peale F, Higgins B, Lundberg P, Trunzer K, Harrison CN, Royston D. Quantitative analysis of bone marrow fibrosis highlights heterogeneity in myelofibrosis and augments histological assessment: An Insight from a phase II clinical study of zinpentraxin alfa. , Hemasphere. 2024 Jun 13;8(6):e105. doi: 10.1002/hem3.105. PMID: 38884042; PMCID: PMC11176199.: 2024


Lewis JE, Pozdnyakova O. Advances in Bone Marrow Evaluation. , Lewis JE, Pozdnyakova O. Advances in Bone Marrow Evaluation. Clin Lab Med. 2024 Sep;44(3):431-440. doi: 10.1016/j.cll.2024.04.005. Epub 2024 Jun 4. PMID: 39089749.: 2024


Nichols MM, Pozdnyakova O. Snapper-Schneid bodies (coarse cytoplasmic granules) in a patient with multiply relapsed multiple myeloma. , Blood. 2024 Jun 13;143(24):2559. doi: 10.1182/blood.2024024221. PMID: 38869920.: 2024


Bendapudi PK, Nazeen S, Ryu J, Söylemez O, Robbins A, Rouaisnel B, O'Neil JK, Pokhriyal R, Yang M, Colling M, Pasko B, Bouzinier M, Tomczak L, Collier L, Barrios D, Ram S, Toth-Petroczy A, Krier J, Fieg E, Dzik WH, Hudspeth JC, Pozdnyakova O, Nardi V, Knight J, Maas R, Sunyaev S, Losman JA. Low-frequency inherited complement receptor variants are associated with purpura fulminans. , Blood. 2024 Mar 14;143(11):1032-1044. doi: 10.1182/blood.2023021231. PMID: 38096369; PMCID: PMC10950473.: 2024


Sadigh S, DeAngelo DJ, Garcia JS, Hasserjian RP, Hergott CB, Lane AA, Lovitch SB, Lucas F, Luskin MR, Morgan EA, Pinkus GS, Pozdnyakova O, Rodig SJ, Shanmugam V, Tsai HK, Winer ES, Zemmour D, Kim AS. Cutaneous Manifestations of Myeloid Neoplasms Exhibit Broad and Divergent Morphologic and Immunophenotypic Features but Share Ancestral Clonal Mutations With Bone Marrow. , Mod Pathol. 2024 Jan;37(1):100352. doi: 10.1016/j.modpat.2023.100352. Epub 2023 Oct 13. PMID: 37839675.: 2024


Lewis JE, Cooper LAD, Jaye DL, Pozdnyakova O. Automated Deep Learning-Based Diagnosis and Molecular Characterization of Acute Myeloid Leukemia Using Flow Cytometry. , Mod Pathol. 2024 Jan;37(1):100373. doi: 10.1016/j.modpat.2023.100373. Epub 2023 Nov 3. PMID: 37925056.: 2024


Moore M, Chen X, Sadigh S, Seifert R, Mindiola Romero AE, Pozdnyakova O, Courville EL. Evaluating pathologist practices in peripheral blood smear review: A comprehensive practice survey. , Am J Clin Pathol. 2024 Jul 22:aqae091. doi: 10.1093/ajcp/aqae091. Epub ahead of print. PMID: 39037433.: 2024


Pozdnyakova O, Niculescu RS, Kroll T, Golemme L, Raymond N, Briggs D, Kim A. Beyond the routine CBC: machine learning and statistical analyses identify research CBC parameter associations with myelodysplastic syndromes and specific underlying pathogenic variants. , J Clin Pathol., 76(9): 2023,624-631