Related Experiment Video
Updated: May 17, 2025

09:33
Author Spotlight: Finding New Therapeutic Targets for Malignant Peripheral Nerve Sheath Tumor Through Genome-Scale shRNA Screens
Published on: August 25, 2023
1.0K
SMARCB1-Deficient Pulmonary Mesenchymal Tumor Without Malignant Histological Features
Nozomi Nakajima1, Kohei Fukuoka2, Seshiru Nakazawa3
1Department of Human Pathology, Gunma University Graduate School of Medicine, Maebashi, Japan.
Pathology International
|May 16, 2025
Summary
This study describes a rare SMARCB1-deficient pulmonary mesenchymal tumor in a male patient. Unlike typical cases, this tumor lacked malignant features and rhabdoid histology, highlighting diagnostic challenges.
Area of Science:
- Oncology
- Molecular Pathology
- Genetics
Background:
- Loss of nuclear SMARCB1 expression is a hallmark of malignant rhabdoid tumors (MRTs).
- MRTs typically affect the kidney, soft tissue, and central nervous system (CNS).
- SMARCB1 deficiency usually correlates with malignant histopathology, though rare exceptions exist.

