35 results
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Acquired • Immune ... • Non-lmmune ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... hemolysis - Immune-Mediated ... • Drug-induced immune-complex ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... • Others Non-lmmune ... Diagnosis #Algorithm #Causes ... #Hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... immunofluorescence Immune ... Goodpasture's) Pauci-immune ... diagnosis #algorithm #rheumatology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... P - Post/pauci immune ... #differential #hematology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
Schedule: Why we immunize ... URT inflammation causes ... severe swelling causes ... invade URT & via hematologic ... CNS and hematologic
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... neurology, back pain Haematology ... cell disease Rheumatology ... involvement Sepsis - Immuno-compromise
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Hemolysis: • Immune-mediated ... Extravascular #Causes ... differential #diagnosis #hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
(SPA) • Other Causes ... Erdheim-Chester), Immune ... common bacterial causes ... Mycobacterial Causes ... Differential #Diagnosis #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
that disrupts immune ... Others: Cellular immune ... Drugs, Unknown cause ... 100 mg/m2) : in case ... treatment #summary #rheumatology