Guidelines have recommended endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) and endoscopic ultrasound-guided fine-needle aspiration biopsy as initial sampling approaches of mediastinal lymph nodes for lung cancer staging. However, the small sample volume might restrict the diagnostic utility of needle aspiration in certain mediastinal diseases. We have recently shown that transbronchial mediastinal cryobiopsy, which is capable of providing larger amounts of intact tissue, improves diagnostic yield in rare tumors and benign diseases compared to EBUS-TBNA. Here, we present a case of mediastinal nodular lymphocyte predominant Hodgkin lymphoma successfully diagnosed by endoscopic transesophageal cryobiopsy.
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http://dx.doi.org/10.1159/000518598 | DOI Listing |
Front Immunol
January 2025
Department of Respiratory Medicine, The Second Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Background: Thoracic SMARCA4-deficient undifferentiated tumors (SMARCA4-UT) exhibit a notably aggressive phenotype, which is associated with poor patient survival outcomes. These tumors are generally resistant to conventional cytotoxic chemotherapy, thereby limiting the availability of effective treatment options.
Case Presentation: We describe a 69-year-old AIDS patient who initially presented with a fused, enlarged lymph node on the right clavicle and mild, unexplained pain under the right axilla that worsened with severe coughing episodes.
BMC Pulm Med
January 2025
Department of Medical Imaging, Baoji Central Hospital, Baoji, China.
Background: Cavernous hemangiomas can occur in various internal organs like the liver, kidney, bladder, and skin, or even in subcutaneous tissues. However, they rarely occur in the lungs, making pulmonary cavernous hemangiomas (PCH) an uncommon finding. Herein, we report a rare case of pulmonary cavernous hemangioma that was surgically resected.
View Article and Find Full Text PDFFront Oncol
December 2024
Pathology Department, Affiliated Hospital of Zunyi Medical University, Zunyi, Guizhou, China.
Background: Primary pulmonary hyalinizing clear cell carcinoma (HCCC) is a rare type of primary salivary gland-type tumor of the lung. HCCC is characterized by unique pathological features, including nests, cords, or trabeculae of clear or eosinophilic tumor cells infiltrating a mucinous or hyalinized stroma. Additional analyses of this carcinoma have revealed positive epithelial markers via immunophenotyping and gene translocation through genetic testing.
View Article and Find Full Text PDFHeliyon
December 2024
JSC National Scientific Medical Center, 42 Abylai Khan ave., 010009, Astana, Kazakhstan.
Cavitary sarcoidosis is a rare form and represents non-caseating granulomatous diseases of the lungs exhibiting a narrow range of differential diagnoses. The peculiarity of this case lies in the difficulty of distinguishing atypical manifestations of pulmonary sarcoidosis, such as cystic lesions, from cavernous tuberculosis. Both possess similar clinical and radiological features.
View Article and Find Full Text PDFCureus
November 2024
Faculty of Medicine and Pharmacy, Hassan II University, Casablanca, MAR.
Hepatic sarcoidosis is rare, and its similarity to liver metastases complicates the diagnosis. This mimicry requires a thorough diagnostic investigations to exclude neoplasia and other granulomatous diseases, particularly tuberculosis. A 36-year-old male presented with a two-month history of right hypochondrial tenderness, anorexia, asthenia, and weight loss.
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