56 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g.
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
(headache and diplopia ... Medium and large also ... (SVC/IVC occlusion ... ) Differential Diagnosis ... #signs #symptoms
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... Respiratory Distress Syndrome ... #diagnosis #signs ... #Lung #POCUS #ultrasound
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Examination: • UMN signs ... Clonus, Babinski’s sign ... • Lhermitte’s sign ... pupillary defect SIGNS ... Signs and symptoms
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... Syndrome usually ... varying neurologic signs ... Vertigo #Causes #differential ... #diagnosis #neurology
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
Diagnosis Portal ... portal vein and IVC ... significant portal HTN Signs ... obstruction) • Lack of signs ... estrogen such as
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
sensory • Before diagnosis ... intervertebral disc disease ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... lumbar spine Signs ... #MSK #pathophysiology ... #diagnosis #symptoms ... #signs
Problem Representation - Approach to the Infectious Disease Patient

Who: Patient age and host/risk factors (such as
the Infectious Disease ... illness What: Key signs ... and symptoms that ... define the clinical syndrome ... #History #HPI #Diagnosis
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... deficits (CN Ill, IV ... #signs #symptoms ... #clues #differential ... #diagnosis