53 results
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 ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
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 ... Diagnosis Framework ... #differential # ... diagnosis #msk #
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
Hypertension - Differential ... Diagnosis Portal ... >10 mmHg - clinically ... #Diagnosis #causes ... #hepatology
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 ... muscle weakness Phenotype ... #dermatology #diagnosis
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
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 ... Abscess #pulmonary #differential
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... tibial tuberosity Differential ... diagnosis: • Sinding-Larsen-Johansson ... #Radiology #diagnosis ... #msk
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... - **MSK rads ... Differential diagnosis ... diffuse chondral disease ... #msk #rheumatology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... (MS), Epidural ... heavy metals), Critical ... #differential # ... diagnosis #neurology
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Pathogenesis and clinical ... Femur #Fractures #msk ... #orthopedics #diagnosis ... #differential # ... causes #pathophysiology