20 results
Idiopathic Inflammatory Myopathies - 
Dermatomyositis (DM), Immune-Mediated Necrotizing Myopathy (IMNM), Antisynthetase Syndrome (ASS), Inclusion Body Myositis
Idiopathic Inflammatory ... Dermatomyositis (DM), Immune-Mediated ... Inflammatory #Myopathies #Idiopathic ... Myopathy #Comparison #Managment ... #Rheumatology #Differential
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... immunofluorescence Immune ... Endocarditis, Idiopathic ... Goodpasture's) Pauci-immune ... Glomerulonephritis #Vasculitis #differential
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia - Differential ... Spherocytes, DAT(+) → Immune ... mediated hemolysis (idiopathic ... Hemolytic #Anemia #Differential ... Diagnosis #Algorithm #causes
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... Aspergillosis • Rheumatic/lmmune ... Behcet syndrome, Idiopathic ... #Hemoptysis #Differential ... Diagnosis #pulmonary #causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... (SPA) • Other Causes ... Erdheim-Chester), Immune ... irAEs) (rare), Idiopathic ... swinndong #Aortitis #Differential
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Upper GI Bleed - Management ... Consult GI ± EGD Causes ... pancreaticus • GAVE (idiopathic ... UGIB #GIBleed #Differential ... #Diagnosis #management
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Hemolysis: • Immune-mediated ... CLL, lymphoma, idiopathic ... Extravascular #Causes ... #differential #
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
activation of an immune ... mediated disease • Immune ... Diagnostic Criteria ... Myelitis #diagnosis #management ... #neurology #differential
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
Idiopathic CD4 Lymphopenia ... DIAGNOSTIC CRITERIA ... primary or secondary immune ... diagnosis #hematology #Differential ... #Causes #lymphocytopenia
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
mutations) • Immune ... and petechiae Causes ... - Radiation • Idiopathic ... HCV - HIV • Immune ... hematology #diagnosis #management