9 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Thrombocytopenia - Abnormal ... deficiency - Abnormal ... Fecal occult blood test ... • Serology for
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Diagnosis and Management ... infectious disease caused ... Romana's sign ... PCR + 20-90%, normal ... Confirmatory Tests
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
• Cough • Changes ... Mildly decreased/Normal ... glucose level, • Normal ... Acute meningeal signs ... <40 mg/dL • Normal
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... injury • Gait is abnormal ... Non-compressive Spinal Cord Causes ... dysfunction • Abnormal ... differential #algorithm
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... 50 in GCA, but normal ... headaches, vision changes ... the “Chewing gum test ... Symptoms #Diagnosis #Management
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... Sjogren's • CSF: - Abnormal ... negative, MOG-IgG test ... Myelitis #diagnosis #management ... #neurology #differential
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
bilateral, malignant, pediatric ... cases, not associated ... Symptoms and Signs ... hypertension; some normal ... mental status changes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... strength & enzymes normal ... fluid (CSF) is abnormal ... and gray matter changes ... tract, and often causes
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Neurologic deficit ... rule out based on normal ... Neurologic injuries ... nerve injury (25%) TEST ... msk #clinical #video