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04 October 2023: Articles

Gelatinous Pleural Effusion: A Diagnostic Challenge for Pleural Mesothelioma in an 80-Year-Old Man

Unusual clinical course, Challenging differential diagnosis, Unusual setting of medical care, Educational Purpose (only if useful for a systematic review or synthesis)

Ali M. Ibnian A* , Obaid Ullah Khan B , Richard Chan B , Umesh Bangalore Lakshminarayana B , Fasiha Kiran B , Sarah Abed B , Rahim Abbas B , Ahsan Amir B , Noran K. Al-Kofahi A*

DOI: 10.12659/AJCR.941263

Am J Case Rep 2023; 24:e941263

Figure 3. Histopathology of the pleural biopsy showing atypical mesothelial proliferation, with an immunohistochemistry panel that confirm the diagnosis of mesothelioma. (A) The hematoxylin and eosin staining shows atypical mesothelial proliferation, in keeping with an epithelioid mesothelioma (×20). (B) Immunohistochemistry panel showing positive calretinin, which confirmed the diagnosis of mesothelioma (×20). (C) Immunohistochemistry panel showing negative BerEp4, which excluded the presence of pulmonary adenocarcinoma (×20).

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American Journal of Case Reports eISSN: 1941-5923
American Journal of Case Reports eISSN: 1941-5923