Immune thrombocytopenia (ITP) is an acquired haemorrhagic diathesis of immune-mediated destruction, impaired production or increased splenic sequestration of platelets. It can be idiopathic (primary) or secondary (infections, medications, HIV infection, malignancies, connective tissue diseases or rarely secondary to vaccination). ITP postvaccination is termed vaccine-associated ITP (VITP) and is known to be caused by vaccines against various infectious agents such as measles-mumps-rubella, Haemophilus influenzae, pneumococcus, hepatitis B virus and human papilloma virus. Cases of VITP post SARS-CoV-2 vaccination have also been reported in the literature. Various hypotheses on the occurrence of the same are theorised, but no single theory has been proven to cause VITP conclusively. Management includes routine treatment of ITP with use of agents such as steroids, intravenous immunoglobulins, or on rare occasions a thrombopoietic agent or vinca alkaloids. We present a case of VITP possibly due to ChAdOx1 nCoV-19 (Covishield) vaccination in a middle-aged woman who responded to steroid therapy.
Bronchoscopy-related bleeding is often encountered and is usually self-limiting or controllable by conservative measures. However, major bleeds can be life threatening for the patient as well as challenging for the physician to manage. There are several methods to achieve adequate haemostasis should a significant airway bleed occur. In this context, we describe a patient who had a post-bronchoscopic debulking bleed which persisted despite use of all available measures, and we deployed a self-expanding metallic stent in an attempt to control it. To the best of our knowledge, this is the first instance of a metallic airway stent being used to control bronchoscopy associated bleeding, though reports of its usage in management of intractable haemoptysis exist in the literature.
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