68 results
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
- Differential Diagnosis ... Demyelination • MS ... Unilateral #Acute #VisionLoss ... #Algorithm #Causes ... #Ophthalmology
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... • Claw Hand - Ulnar ... Nerve Injury • ... #Differential #Diagnosis ... #MSK #Orthopedics
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
- Differential Diagnosis ... Bilateral #Acute #VisionLoss ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for Ulnar ... Nerve Palsy ... grip weakness caused ... by ulnar nerve ... #physicalexam #msk
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Differential Diagnosis ... conditions Optic Nerve ... Craniopharyngioma #Chronic #VisionLoss ... #Algorithm #Causes ... #Ophthalmology
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... Peak age 4-10 • Ulna ... posterior interosseous nerve ... Radiology #XRay #Diagnosis ... #Proximal #MSK
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Thoracodorsal Nerve ... Fingers Abduction T1 Ulnar ... L2 Nerve to Psoas ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... nerve perfusion ... Ocular causes - ... Transient #Monocular #VisionLoss ... #Ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... to the radial nerve ... axillary nerve ... Dermatomes #Myotomes #diagnosis
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Map - Optic Nerve ... Infection • MS ... #Differential #Diagnosis ... #Anatomy #Causes