Gastrointestinal Stromal Tumors
Author and Disclosure Information [Show]

Christin B. DeStefano, MD
Department of Medicine, Uniformed Services University, Bethesda, MD.

Dennis A. Priebat, MD
Department of Oncology, Washington Cancer Institute at MedStar Washington Hospital Center, Washington, DC.

Disclaimer: The opinions and assertions expressed herein are those of the author(s) and do not necessarily reflect the official policy or position of the Uniformed Services University or the Department of Defense.

Question 1 of 7

Which of the following statements regarding the characteristics of gastrointestinal stromal tumors (GISTs) is true?

PDGFRA mutation is the most common mutation associated with GISTs

GISTs are the most common sarcoma of the gastrointestinal (GI) tract

GISTS are more common in adolescents and young adults than in older adults

GISTs usually stain positive for desmin and vimentin

GISTS most commonly occur in the large intestine

This quiz is not accredited for CME.

More from Board Review Questions: Hematology/Oncology


Autoimmune Hemolytic Anemia
Testicular Cancer
Management of Advanced Melanoma
Castration-Resistant Prostate Cancer
Transfusion Reactions (part 2)
Transfusion Reactions (part 1)
Plasma Cell Disorders (part 3)
Plasma Cell Disorders (part 2)
Chronic Myeloid Leukemia
Aplastic Anemia
Transfusion Medicine
Small Cell Lung Cancer
Management of Metastatic Gastric Cancer
Acute Myeloid Leukemia
Urothelial Carcinoma: Muscle-Invasive and Metastatic Disease
Management of Colorectal Cancer in Older Adults
Aggressive B-Cell Non-Hodgkin Lymphoma
HER2-Positive Breast Cancer
Pancreatic Adenocarcinoma: Advanced Unresectable and Metastatic Disease
Von Willebrand Disease: Clinical Management
Von Willebrand Disease: Assessment and Diagnostic Testing
Pancreatic Adenocarcinoma: Neoadjuvant and Adjuvant Treatment
Late Pulmonary Complications After Hematopoietic Stem Cell Transplantation
Polycythemia Vera and Essential Thrombocythemia: Current Management
Treatment of Biliary Tract Cancers
Early Pulmonary Complications After Hematopoietic Stem Cell Transplantation
Hairy Cell Leukemia
Genomic Testing in Women with Early-Stage Hormone Receptor–Positive, HER2-Negative Breast Cancer
Immune Thrombocytopenia
Cancer-Related Fatigue
Disseminated Intravascular Coagulation
Advanced Stage and Relapsed/Refractory Hodgkin Lymphoma
Adjuvant Chemotherapy for Colon Cancer
Molecular Markers and Targeted Therapies in the Management of Non-Small Cell Lung Cancer
Metastatic Cutaneous Melanoma: Targeted Therapy and Immunotherapy
Thrombosis in Pregnancy
Locally Advanced Pancreatic Cancer
Early-Stage Hodgkin Lymphoma
Neoadjuvant and Adjuvant Therapy for Gastric Cancer
Hemophilia A and B
Mantle Cell Lymphoma
Soft Tissue Sarcoma
Sickle Cell Disease
Renal Cell Carcinoma
Management of Locally Advanced Rectal Adenocarcinoma
Adjuvant Systemic Therapy for Early-Stage Breast Cancer
Chronic Myeloid Leukemia
Plasma Cell Disorders
Myelodysplastic Syndromes
Acute and Chronic Graft-versus-Host Disease