19 results
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... thrombosis, Temporal arteritis ... Retro-orbital hematoma ... occlusion, Lens dislocation ... painful #painless #differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint Pain ... - Differential ... Papules & Mucosal Lesions ... Infectious #JointPain #MSK ... #Differential #
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... localized severe pain ... hallucis longus Differential ... osteochondral lesion ... Radiology #diagnosis #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
sequestration • epidural hematoma ... constipation Differential ... in the perianal region ... Imaging studies: • MRI ... Equina #syndrome #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
albumin-cytologic dissociation ... Differential diagnosis ... hyperreflexia, multiple lesions ... Transverse myelitis: Pain ... hyperreflexia, spinal cord lesion
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... • Fracture • Arthritis ... Hepatitis • Hematoma ... #differential # ... lower #extremity #msk
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... Eye/Temple • Pain ... Thrombosis, Giant Cell Arteritis ... Amy Chung, MD, MSc ... Headaches #diagnosis #differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... adolescent knee pain ... repeated follow-up MRI ... (save $$) Differential ... #clinical #mri
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint pain ... fracture - Patellar dislocation ... Effusions #causes #differential ... #diagnosis #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
glenohumeral joint dislocation ... of anterior GH dislocations ... surgical repair Differential ... #clinical #mri ... Radiology #diagnosis #msk