19 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Complex Formation - Complement ... TerrierBen #Hypocomplementemic
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... Mnemonic #diagnosis #differential
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Hemolysis - Differential ... Diagnosis Algorithm ... perfringens - Complement-Mediated ... #Differential #Diagnosis ... #Algorithm #Causes
Evaluation of Patients with Anemia

Microcytic, Normocytic, Macrocytic, Hemolytic (Intravascular and Extravascular)

#Diagnosis #Anemia #Workup #Macrocytic #Microcytic #Normocytic
Macrocytic, Hemolytic (Intravascular ... and Extravascular ... Microcytic #Normocytic #Differential ... #Algorithm
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Purpura - Diagnostic Algorithm ... erythrocytes from the intravascular ... to extravascular ... Purpura #Palpable #Algorithm ... #Differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... ear disease Differential ... against MPO • Complement
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Deficiency Anemia - Differential ... Diagnosis Algorithm ... • Iron loss: Intravascular ... Deficiency #Anemia #Differential ... #Diagnosis #Algorithm
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
staining): • Low Complement ... Idiopathic • Normal Complement ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Diagnosis Algorithm ... • Disseminated Intravascular ... Bleeding #Bruising #Differential ... #Diagnosis #Algorithm
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Hypocalcemia - Differential ... Diagnosis Algorithm ... • Extravascular ... #Hypocalcemia #Differential ... #Causes #algorithm