BackgroundStrongyloides stercoralis (S. stercoralis) is a soil-transmitted nematode predominantly endemic to tropical and subtropical regions, capable of causing life-threatening hyperinfection syndrome and disseminated infection in immunocompromised i…
Eosinophilic granulomatosis with polyangiitis (EGPA) is a rare antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis characterized by asthma, eosinophilia, and multi-organ involvement. Adolescent-onset disease is uncommon, and evidence guidi…
BackgroundImmune checkpoint inhibitors (ICIs) can induce a broad spectrum of immune-related adverse events (irAEs), including rare fibroinflammatory autoimmune manifestations. IgG4-related disease (IgG4-RD) has only exceptionally been described followi…
BackgroundA subset of cancer patients receiving monoclonal antibody PD-1/PD-L1 inhibitors may develop immune checkpoint inhibitor (ICI)-related neurological complications, such as ICI-related myasthenia gravis(MG)-myositis overlap syndrome and ICI-rela…
Immune checkpoint inhibitors (ICIs) have revolutionized the management of gastric cancer; however, they can lead to rare immune-related adverse events (irAEs) affecting the urinary system. Herein, we report a case of non-bacterial cystitis complicated …
BackgroundEctopic hepatocellular carcinoma (EHCC) is an exceedingly rare malignancy characterized by its occurrence outside the liver without a detectable intrahepatic primary tumor. Owing to its rarity and the absence of standardized management guidel…
Immunoglobulin A nephropathy (IgAN) is one of the most common forms of primary glomerulonephritis and can lead to renal failure requiring renal replacement therapy via dialysis. Current research indicates that telitacicept, an APRIL and BAFF inhibitor,…
Hemophagocytic lymphohistiocytosis (HLH) is a disorder characterized by dysregulated immune activation triggered by various etiologies, leading to excessive inflammatory responses, cytokine storm, and subsequent organ dysfunction. While the presence of…
BackgroundOverlap between aquaporin-4 immunoglobulin G (AQP4-IgG)-positive neuromyelitis optica spectrum disorder (NMOSD) and anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis is uncommon and may be difficult to recognize, especially when NMOSD i…
A 37-year-old non-Caucasian woman presented with a 2-year history of pruritic, concentric erythematous plaques refractory to multiple topical and systemic therapies. The clinical findings were highly suggestive of erythema gyratum repens (EGR), a rare …
