21 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... With associated pulmonary ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Case description ... mass and NO prior signs ... or clinical history ... Differential diagnosis ... diagnosis #msk #rheumatology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases ... Clinical Signs ... years - May have signs ... decreased reflexes Pathophysiology ... Diagnosis: - MRI
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
sign" is seen on ... Case description ... Differential diagnosis ... BucketHandle #Tear #knee ... #mri #clinical
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... blood donor • Pathophysiology ... without other cause ... , and CXR with pulmonary ... Transfusion #Reactions #hematology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Infarction and Pulmonary ... associated with rheumatologic ... life-threatening causes ... pain, such as MI ... Pericarditis #Symptoms #Signs
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... accumulation of clinical ... Assessment • Clinical ... Drugs, Unknown cause ... treatment #summary #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... dorsal part of the MCP ... Inverse Gottron’s sign ... auricular papules Clinical ... Dermatomyositis #rheumatology
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Progressive URI ... Differential Bilat ... /lung sliding: Pulmonary ... partially seen shred sign ... #Lung #POCUS #clinical
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
combination of the clinical ... lateral sclerosis Pathophysiology ... - Causes progressive ... MRI: Brain, cervical ... conditions listed in differential