14 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , Acute hemolysis ... Kawasaki, Nephrotic syndrome ... : Chronic infections ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) - HELLP syndrome ... uremic syndrome ... #differential # ... diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH, Evans Syndrome ... ) - Infections ... - Peripheral Blood ... Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Diagnosis: • hemolytic ... younger pts) Differential ... #hemolytic #anemia ... #hematology #diagnosis
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Constitutional Syndromes ... Constitutional Syndromes ... marrow-failure syndromes ... #oncology #hematology ... #diagnosis #management
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Marrow Failure • Chronic ... Myeloproliferative Disease ... differential • ... #diagnosis #hematology ... #oncology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Syndrome (MAS) ... Periodic fever syndromes ... #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
DDX - Other causes ... : • Nephrotic syndrome ... syndrome, HIV) ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
dermatomyositis, Sjogren syndrome ... lymphoma • Evans' syndrome ... lymphoproliferative syndrome ... Shrinking lung syndrome ... #Diagnosis #Rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... • Richter’s Syndrome ... leukemia • Sezary syndrome ... #workup #oncology ... #hematology