8 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Afferent Pupillary Defect ... nerve* (main cause ... neuritis due to MS ... Afferent #Pupillary #Defect ... #RAPD #neurology
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Pain - Differential ... Vascular - abdominal aortic ... cholecystitis; • Neurologic ... BrighamChiefs #Lower ... #primarycare #msk
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
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- Visual Field Defects ... Infection • MS ... NeuroOphthaImoIogy #Neurology ... #Differential # ... Diagnosis #Anatomy #Causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria + clots ➔ Lower ... syndrome: • Flank pain ... renal vein between aorta ... #urology #nephrology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Limb ischemia • Aortic ... refill - Poor pulses ... diagnosis #lower ... #extremity #msk
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... Hyperuricemia • Hyponatremia ... Direct myoglobin ... #treatment #nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
< 30 years • Aorta ... claudication, pulse ... Arteritis): • Aorta ... the upper and lower ... tract, and often causes
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Infectious: Direct ... or without back pain ... • Infectious causes ... diagnosis #management #neurology ... #differential