Articles related to CASE STUDY

A perimenopausal woman presenting with ST-segment elevation myocardial infarction was found to have both spontaneous coronary artery dissection and stress-induced cardiomyopathy, highlighting the diagnostic complexity and potential overlap of two uncommon causes of acute coronary syndrome in women.

A 55-year-old man developed progressive weakness, areflexia, and respiratory compromise after a fall, despite spinal imaging that initially appeared to explain his presentation.

A patient with advanced, treatment-resistant lung cancer experienced complete tumor disappearance after sodium selenite treatment and remained tumor-free for 10 years. The single case cannot establish efficacy, safety, or causality.

A 25-year-old man with approximately three years of daily high-volume energy drink consumption developed mixed-pattern liver injury with cholestatic histology. Exposure cessation coincided with substantial biochemical improvement, although causality remained uncertain and alternative explanations were not fully excluded.

A patient with obstructive jaundice and persistent suspicion for periampullary malignancy was ultimately found to have multifocal grade 1 pancreatic neuroendocrine tumors after surgical resection. The case highlights the diagnostic limitations of preoperative tissue sampling in selected periampullary lesions.

Two long-term proton pump inhibitor users presented with severe macrocytic anemia, markedly elevated LDH, and low haptoglobin suggestive of hemolysis. Further evaluation identified combined vitamin B12 and folate deficiency, highlighting a diagnostic mimic of true hemolytic anemia.