Medical Knowledge

Multiple Spinal Intradural Tumors and a Pigmented Skin Lesion

A 60-year-old woman presented with progressive right lower extremity radiculopathy and numbness, a pigmented skin lesion on the right side of the chest, and right ankle jerk reflex. Magnetic resonance imaging of the lumbar spine revealed multiple intradural, contrast-enhancing lesions….

The National Psoriasis Foundation Primer on GLP-1 Receptor Agonists in Psoriasis – A Review

Importance  Psoriasis is a chronic immune-mediated disease associated with cardiovascular, metabolic, musculoskeletal, psychiatric, hepatic, kidney, and pulmonary comorbidities. Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) are approved by the US Food and Drug Administration for type 2 diabetes, obesity, cardiovascular risk…

Pigmentary Changes That Developed During Pregnancy

A Black woman of Hispanic ethnicity with a history of hypertension, obesity, and headaches had symmetrically distributed, well-demarcated hyperpigmented lines that had developed during pregnancy and that extended from her buttocks to the lower extremities; physical examination was otherwise unremarkable….

A Subcutaneous Nodule With a Central Punctum on the Thigh

A man in his 70s presented with a subcutaneous nodule with a central punctum on the left thigh and a dermal keratinizing cyst in continuity with the overlying epidermis. What is your diagnosis?

Consensus Statement on Pediatric Disaster Medicine Research Priorities

Importance  Children in the US are disproportionately affected by disasters. However, pediatric-specific disaster medicine research remains limited, underscoring an urgent need for a pediatric-focused disaster medicine research agenda for the US to improve outcomes and preparedness for future events. Objective …

Use of Long-Acting Lipoglycopeptide Antibiotics—Beyond Convenience

This Clinical Insights summarizes the pharmacological characteristics of dalbavancin and oritavancin and evaluates the clinical evidence supporting their use in infections beyond acute bacterial skin and skin structure infections for general internal medicine clinicians.

Cardiac Resynchronization Therapy – A Review

Importance  Heart failure (HF) affects more than 64 million individuals worldwide, and acute HF is associated with 1-year mortality rates of 23.6% in North America and Europe. Cardiac dyssynchrony from conduction system disease may cause HF progression, particularly in patients…

Ophthalmoplegia and Ptosis After Cancer Immunotherapy

An 82-year-old man presented with 4 months of fluctuating diagonal binocular diplopia and progressive bilateral ptosis. Examination in the strabismus clinic revealed variable ptosis and ophthalmoplegia in multiple gaze directions, with a large-angle esotropia and left hypotropia. What would you…