Serum sickness, a reaction characterized by fever, rash, myalgia, and arthralgia, can occur in patients who receive chimeric monoclonal antibody therapy. Serum sickness is considered as a rare adverse event following rituximab therapy. We report a case of serum sickness in a newly treated patient with rituximab for pemphigus vulgaris.

Acute transverse myelitis is a rare disease that can behave either in a benign course where it may end up in full neurologic recovery, or permanent neurologic sequelae and death. This report describes a 52-year-old male who presented with features of acute transverse myelitis associated with COVID-19.

Hypertriglyceridemia induced pancreatitis (HTGP) is found in patients with hyperlipidemia, alcohol intake, and obesity. It is essential to study the etiology, accurately diagnose and provide adequate management for pancreatitis at the earliest. We are reporting 18 cases of HTGP with a pattern of admissions with similar clinical characteristics.

Cytomegalovirus (CMV) infection exists in 50-80% of the world’s population in clinically undetected form due to their immunocompetent status. Here we report a case of a 42-year-old COVID-19 patient with no past medical history, who received tocilizumab, which led to a massive lower gastrointestinal bleeding not responded to medical management.

Chiari malformations are a group of heterogeneous disorders; Chiari I malformation is characterized by a form of structural defect in the cerebellum and the cranial base. The case report highlights the possibility of underlying neurological disease in cases where acute Type 2 respiratory failure is unexplainable.