51 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 ... Knee #Effusions #causes ... #differential # ... diagnosis #msk #
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
auricular papules Clinical ... severity of the disease ... prevalence of RP-ILD Phenotype ... Arthralgia/arthritis Phenotype ... muscle weakness Phenotype
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... fever, fatigue, Nausea ... Urticaria #diagnosis #rheumatology ... #comparison #table
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
Hypertension - Differential ... >10 mmHg - clinically ... Veno-occlusive disease ... #Diagnosis #causes ... #hepatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... involvement: Anti-GBM Disease ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease ... - MSK Radiology ... tibial tuberosity Differential ... #mri #clinical ... Radiology #diagnosis #msk
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Lung Abscess - Clinical ... Lung Abscess Differential ... #causes #management
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease ... (MS), Epidural ... heavy metals), Critical ... #differential #
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Pathogenesis and clinical ... fractures in elderly Causes ... Femur #Fractures #msk ... orthopedics #diagnosis #differential ... #causes #pathophysiology
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... multifactorial mechanisms Hematologic ... , Gaucher disease ... Classification #Diagnosis #Differential ... #Causes