78 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... #Effusions #causes ... #differential # ... diagnosis #msk #physicalexam
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
stroke, Acute spinal ... Guillain-Barré syndrome ... Delayed finding in spinal ... Hyperthyroidism, Serotonin syndrome ... #differential #
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
(CES) is usually ... - Emergency Causes ... constipation Differential ... #differential # ... diagnosis #causes
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome ... - Causes and Treatment ... MH/CCF/CWRU EM Res ... Hyperviscosity #Syndrome ... #Causes #Differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... Causes of spinal ... • Extrinsic Causes ... • Intrinsic Causes ... #lesions #differential
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Commonly caused ... - Narrowing of spinal ... sensory #motor #leg #physicalexam
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
flexion of the knees ... Passive neck flexion causes ... spinal cord movement ... is that hip and knee ... Clinical #Video #PhysicalExam
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Causes of Pediatric ... Constipation - Differential ... Hirschsprung's Disease • Spinal ... Guillain-Barré Syndrome ... #Constipation #Differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Bone/Joint Causes ... deficiency etc) • Spinal ... #Leg #pain #differential ... extremity #msk #physicalexam
Medications associated with neuroleptic malignant syndrome

First-generation and second-generation antipsychotics are dopamine receptor antagonists, which produce a
neuroleptic malignant syndrome ... occur after a single ... #Diagnosis #Differential ... NeurolepticMalignant #Syndrome ... Medications #Drugs #Causes