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We describe the case of an 87-year-old gentleman referred to a metropolitan hospital in Sydney with pneumomediastinum complicating immunotherapy associated pneumonitis and recent bronchoscopic intervention. The contribution of pneumonitis in the setting of interstitial lung disease has been well described to developing pneumomediastinum however this is less clear in the setting of immunotherapy associated pneumonitis and to what extent bronchoscopic intervention compounds this risk.

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Background COVID-19, caused by the SARS-CoV-2 virus, has presented an unparalleled challenge and a profound learning curve globally. Among the myriad of investigative tools, CT scans of the chest have become instrumental in assessing the magnitude of lung involvement in the pathogenesis of this disease. Objectives This study aimed to evaluate the distribution and patterns of lung involvement depicted in the CT chest scans of COVID-19 patients admitted to a specialized tertiary care center located in a southern state of India.

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Pneumorrhachis secondary to exacerbation of asthma: A case report and literature review.

Respirol Case Rep

November 2023

Department of Respiratory and Sleep Medicine Austin Health Heidelberg Victoria Australia.

Pneumorrhachis is defined by the presence of air within the spinal cord. Spontaneous pneumorrhachis secondary to exacerbation of asthma is rare, and its management is rarely discussed. We present a case of spontaneous pneumorrhachis in the context of a viral exacerbation of asthma, followed by a systematic literature review of all available cases of pneumorrhachis in asthma exacerbation.

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Increasing utilization of a laparoscopic total extraperitoneal (TEP) approach for inguinal hernia repairs has led to rare complications. We describe a rare case of subcutaneous emphysema, pneumomediastinum and pneumothorax following a laparoscopic TEP inguinal hernia repair in a 29-year-old male. Mechanisms posited include extraperitoneal carbon dioxide migration via the retroperitoneal space and dissection along the fascia transversalis and endothoracic fascia anteriorly to enter the mediastinum.

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Clinical features of recurrent spontaneous pneumomediastinum.

J Thorac Dis

February 2023

Division of General Thoracic Surgery, Department of Surgery, Shinshu University School of Medicine, Matsumoto, Japan.

Background: Spontaneous pneumomediastinum recurrence is rare, and its clinical presentation is unclear. We investigated the clinical features of and predisposing factors for spontaneous pneumomediastinum recurrence.

Methods: We retrospectively investigated 30 consecutive patients treated for new-onset spontaneous pneumomediastinum at Shinshu Ueda Medical Center between 2012 and 2021.

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