Case report highlights nonimmune and hypoproliferative hemolysis due to intramedullary phagocytosis as a rare manifestation of vitamin B12 deficiency. Full text is available for free at bit.ly/4eXA96N

A new video case study shows a triple flexion reflex caused by a plasma cell tumor infiltrating the spinal canal in an 83-year-old man. Watch the video for free here: bit.ly/4f2Bidz AHA Science #AHAJournals

A case report details the diagnosis of mucocutaneous leishmaniasis, a progressive manifestation of a parasitic infection by Leishmania spp. bit.ly/4m7zv9d AHA Science #AHAJournals

A 62-year-old man who developed fever, seizures, and encephalopathy was ultimately diagnosed with pott puffy tumor (PPT), making him both the oldest adult documented with this condition and the first adult documented to present with seizures, to the authors' knowledge. Full case

A case of rothia-associated meningitis in a patient with HIV underscores the importance of recognizing the pathogenic potential of atypical pathogens and diverse clinical presentations of meningitis in immunocompromised patients. bit.ly/4faFb0b

Case report highlights the evolving epidemiology of nontypeable strains, its potential for invasive infections in healthy individuals, and the need for early recognition and thorough diagnostic evaluation in atypical presentations. bit.ly/41cM62U AHA Science #AHAJournals

A report details a rare case of cutaneous metastases in a patient with lung adenocarcinoma complicated by acute respiratory failure. bit.ly/3HbvfXs AHA Science #AHAJournals

Researchers present a unique case of acute Cytomegalovirus infection in a 35-year-old healthy individual who is immunocompetent and who developed the rare complication of isolated splenic infarction. bit.ly/45cDwSV AHA Science #AHAJournals

Copublished by @ACPIMPhysicans and American Heart Association, Annals of Internal Medicine: Clinical Cases is a peer-reviewed, open access journal that publishes case reports on topics across the spectrum of medicine. Learn how to prepare and submit your manuscript here:

A case report illustrates the successful use of bevacizumab in managing transfusion-dependent anemia secondary to angiodysplasias in end-stage renal disease. bit.ly/4fgsMaO AHA Science #AHAJournals

A case report details two cases of suspected donor-derived Parvovirus B19 infection in kidney transplant patients. The cases highlight the importance of awareness and monitoring of B19V infection in the context of recent epidemiologic trends to improve clinical outcomes in kidney

NEW: A case report details a rare case of chronic tenosynovitis of the upper extremity caused by Mycobacterium terrae, an infrequent and underdiagnosed pathogen. bit.ly/3HcKfEG AHA Science #AHAJournals

A 60-year-old man concerned about the health risks of sodium chloride, or table salt, consulted #ChatGPT for health advice. For 3 months, he replaced sodium chloride with sodium bromide, at the suggestion of ChatGPT. He went to the ER because he feared his neighbor was

A case report underscores the critical role of intensified immunosuppressive therapy for managing steroid-refractory pneumonitis and highlights tocilizumab as a potential agent to reduce mortality. bit.ly/45aItNA AHA Science #AHAJournals

A 39-year-old woman presented to the emergency department 5 weeks after cesarean delivery with fever, nausea, weight loss, and progressively worsening abdominal pain. She was later diagnosed with vernix caseosa peritonitis (VCP), a very rare cause of peritonitis. This case report

A case report describes a patient with end-stage kidney disease on home hemodialysis who was found to have electrolyte abnormalities, including hypokalemia, hypocalcemia, and normophosphatemia in addition to radiopacities throughout her colon. Further review of her medical

Movement Disorder Following Hypoglycemic Encephalopathy in Mitochondrial 3-Hydroxy-3-methylglutaryl-CoA Synthase-2 (mHS) Deficiency bit.ly/4mz0PgQ AHA Science #AHAJournals

A new case report demonstrates how malignancy should remain a top differential diagnosis for clinicians who encounter immunocompetent adults with otomastoiditis, even when unsupported by advanced imaging modalities. Read the full text for free here: bit.ly/4ligHn2

A case report of a 50-year-old woman with cutaneous Sweet syndrome (SS) presenting with symptomatic iron deficiency anemia presents both a diagnostic and therapeutic challenge in the management of a rare and complex disease in which published data are lacking. Full text is freely

Unveiling CYP24A1 Mutation in Unexplained Hypercalcemia in an Adult: A Case Report bit.ly/4m7YHNp AHA Science #AHAJournals