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. Ruan's expertise for a condition
ConditionClose
- Elite
- Erdheim-Chester DiseaseDr. Ruan isElite. Learn about Erdheim-Chester Disease.
- HistiocytosisDr. Ruan isElite. Learn about Histiocytosis.
- ReticulohistiocytomaDr. Ruan isElite. Learn about Reticulohistiocytoma.
- Distinguished
- Langerhans Cell HistiocytosisDr. Ruan isDistinguished. Learn about Langerhans Cell Histiocytosis.
- Magnesium DeficiencyDr. Ruan isDistinguished. Learn about Magnesium Deficiency.
- Non-Langerhans-Cell HistiocytosisDr. Ruan isDistinguished. Learn about Non-Langerhans-Cell Histiocytosis.
- Rosai-Dorfman DiseaseDr. Ruan isDistinguished. Learn about Rosai-Dorfman Disease.
- Experienced
- Acute Erythroid Leukemia (AEL)Dr. Ruan isExperienced. Learn about Acute Erythroid Leukemia (AEL).
- Acute Lymphoblastic Leukemia (ALL)Dr. Ruan isExperienced. Learn about Acute Lymphoblastic Leukemia (ALL).
- Acute Myelomonocytic LeukemiaDr. Ruan isExperienced. Learn about Acute Myelomonocytic Leukemia.
- Adult Soft Tissue SarcomaDr. Ruan isExperienced. Learn about Adult Soft Tissue Sarcoma.
- ALK-Positive Non-Small Cell Lung Cancer
- B-Cell LymphomaDr. Ruan isExperienced. Learn about B-Cell Lymphoma.
View All 28 Experienced Conditions
Want to save this doctor for later?
Is this your doctor?
Not sure about your diagnosis?
Are you the provider on this profile?