12 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and clinical associations ... , Hypotension, shock ... doi: 10.1111/all ... Urticaria #diagnosis #rheumatology ... #comparison #table
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... There is also fragmentation ... • MRI is more sensitive ... tibial tuberosity Differential ... #mri #clinical
Restrictive Cardiomyopathy - Diagnosis and Causes
Clinical: Dyspnea, Exercise Intolerance, ↑ "Right Sided-Symptoms" (ascites, hepatomegaly, ↑↑peripheral edema)
Physical
Diagnosis and Causes ... Clinical: Dyspnea ... : Amyloidosis (AL ... #differential # ... cardiology #algorithm
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... Differential diagnosis ... diffuse chondral disease ... #clinical #Radiology ... diagnosis #msk #rheumatology
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
(HADD) - MSK Radiology ... Case description ... low-signal on all ... #clinical #mri ... #clinical #Radiology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Autoimmune (SLE/APLS ... heart valves • MRI ... often seen • MRI ... - Infectious Diseases ... #Endocarditis #comparison
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Presentation: - Disease ... - Causes progressive ... MRI: Brain, cervical ... conditions listed in differential ... Lateral #Sclerosis #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
affects the skin, neurologic ... oligoclonal bands • MRI ... tract, and often causes ... aneurysms can also ... Diagnosis #Rheumatology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Infection/Sepsis/Shock ... , Autoimmune disease ... edema visualized as ... Reversible course Differential