14 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Chain deposition disease ... A - Atypical HUS ... antiphospholipid syndrome ... #differential #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- MAHA: TTP, HUS ... Drug-associated, PCH, Evans Syndrome ... , Drugs, Liver Disease ... Electrolytes: Wilson's disease ... Differential #Diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... Hemolytic uremic syndrome ... (HUS) • Other ... cold agglutin disease ... differential #diagnosis #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... highly inflammatory disease ... Histopathologic criteria ... Diagnosis #Management #Hematology ... #Rheumatology
Diagnostic Criteria for Sweet Syndrome (Acute Febrile Neutrophilic Dermatosis)
Major criteria 
 1. Abrupt onset of tender
for Sweet Syndrome ... inflammatory disease ... neutrophils #Sweet #Syndrome ... #Diagnosis #Hematology ... #Dermatology
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Differential Diagnosis Neurologic-Centered ... capillary leak syndrome ... • Schnitzler syndrome ... Ig deposition disease ... Differential #Diagnosis #hematology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
with autoimmune diseases ... Cryoglobulinemia • TTP, HUS ... Antiphospholipid syndrome ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... et diutinum Neurologic ... Sneddon-Wilkinson disease ... Thrombosis in vascular beds-renal ... Paraproteinemias #Hematology
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
Hepatorenal Syndrome ... advanced liver disease ... Diagnosis (Clinical Criteria ... #Syndrome #Hepatology ... #Nephrology #Diagnosis