Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
Find Dr. Sjak's expertise for a condition
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- Advanced
- Breast CancerDr. Sjak isAdvanced. Learn about Breast Cancer.
- Paget Disease of the BreastDr. Sjak isAdvanced. Learn about Paget Disease of the Breast.
- Experienced
- Adult Soft Tissue SarcomaDr. Sjak isExperienced. Learn about Adult Soft Tissue Sarcoma.
- AgranulocytosisDr. Sjak isExperienced. Learn about Agranulocytosis.
- ALK-Positive Non-Small Cell Lung Cancer
- Childhood Iron Deficiency AnemiaDr. Sjak isExperienced. Learn about Childhood Iron Deficiency Anemia.
- Cholangiocarcinoma (Bile Duct Cancer)
- Chronic B-Cell Leukemia (CBCL)Dr. Sjak isExperienced. Learn about Chronic B-Cell Leukemia (CBCL).
- Chronic Familial NeutropeniaDr. Sjak isExperienced. Learn about Chronic Familial Neutropenia.
- Chronic Lymphocytic Leukemia (CLL)Dr. Sjak isExperienced. Learn about Chronic Lymphocytic Leukemia (CLL).
- EGFR Positive Lung CancerDr. Sjak isExperienced. Learn about EGFR Positive Lung Cancer.
- Gastroenteropancreatic Neuroendocrine Tumor (GEP-NET)
- Inflammatory Breast CancerDr. Sjak isExperienced. Learn about Inflammatory Breast Cancer.
- Intraductal PapillomaDr. Sjak isExperienced. Learn about Intraductal Papilloma.
- Iron Deficiency AnemiaDr. Sjak isExperienced. Learn about Iron Deficiency Anemia.
- Large-Cell Lung CarcinomaDr. Sjak isExperienced. Learn about Large-Cell Lung Carcinoma.
- Lung AdenocarcinomaDr. Sjak isExperienced. Learn about Lung Adenocarcinoma.
- Lung CancerDr. Sjak isExperienced. Learn about Lung Cancer.
- Lynch SyndromeDr. Sjak isExperienced. Learn about Lynch Syndrome.
- Multiple MyelomaDr. Sjak isExperienced. Learn about Multiple Myeloma.
- Myelodysplastic Syndrome (MDS)Dr. Sjak isExperienced. Learn about Myelodysplastic Syndrome (MDS).
- Non-Small Cell Lung Cancer (NSCLC)Dr. Sjak isExperienced. Learn about Non-Small Cell Lung Cancer (NSCLC).
- Pleuropulmonary BlastomaDr. Sjak isExperienced. Learn about Pleuropulmonary Blastoma.
- Polycythemia VeraDr. Sjak isExperienced. Learn about Polycythemia Vera.
- Richter SyndromeDr. Sjak isExperienced. Learn about Richter Syndrome.
- Severe Congenital NeutropeniaDr. Sjak isExperienced. Learn about Severe Congenital Neutropenia.
- Small Cell Lung Cancer (SCLC)Dr. Sjak isExperienced. Learn about Small Cell Lung Cancer (SCLC).
- Squamous Cell Lung CarcinomaDr. Sjak isExperienced. Learn about Squamous Cell Lung Carcinoma.
View All 26 Experienced Conditions
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