55 results
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... fracture, median nerve ... injury) • ED Management ... XRay #Diagnosis #Management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... nerve in the radial ... in the median nerve ... Dislocation - May cause ... axillary nerve
POCUS - Regional Anesthesia - Upper Limb Local Nerve Blocks

 - Interscalene
 - Supraclavicular
 - Infraclavicular
Upper Limb Local Nerve ... - Axillary - Radial ... - Obturator #Management ... UpperLimb #Extremity #Nerve ... Infraclavicular #Axillary #Radial
POCUS - Regional Anesthesia - Trauma Local Nerve Block

 - Ribs
 - Serratus
 - Fascia Iliaca
- Trauma Local Nerve ... Fascia Iliaca - Radial ... Popliteal Sciatic #Management ... Anesthesia #Traumatic #Nerve ... #FasciaIliaca #Radial
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... fracture, median nerve ... injury • ED Management ... XRay #Diagnosis #Management
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Map - Optic Nerve ... • Optic nerve ... Diagnosis #Anatomy #Causes ... #Ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Abnormalities of the Optic Nerve ... Abnormalities of the Optic Nerve ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... Nerve Palsy on ... nerve in its path ... sleeping as in this case ... #Nerve #Palsy #
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor) Nerve ... IV (Trochlear) Nerve ... VI (Abducens) Nerve ... Skew Deviation Casey ... #Localization #ophthalmology
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... death of optic nerve ... Cupping #fundoscopy #ophthalmology