8 results
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
mutation) that alter ... yrs old; F>M Signs ... Anemia - Giant cells ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
(Composed of T-helper ... exertion • Neurologic ... : Bell's palsy, ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... polymorphisms alter ... various inflammatory cells ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... purpura: Strong sign ... Multinucleated giant cells ... affects the skin, neurologic ... cognitive impairment, neurologic
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... hypertension and signs ... renal bruit or signs ... Coarctation of aorta, Vasculitis ... Neurologic disorders
Intramuscular Calf Hematoma on POCUS
80 y/o older man. CAD + DAPT.  Working on fishing boat.
Calf Hematoma on POCUS ... 80 y/o older man ... signs, but demonstrating ... this case empiric AC ... #msk #ultrasound
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
in older adults ... with systemic, neurologic ... systemic sx + signs ... = vasculitis vs ... GCA #Temporal #Signs
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... Pleocytosis > 100 cells ... Infections: - Herpes zoster ... - Sjogren - Vasculitis ... #management #neurology