22 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic ... Anemia • Toxic ... Megakaryopoiesis • B12 ... ITP • SLE • CLL ... Non-lmmune: • HELLP Syndrome
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Aplastic Anemia ... • Aplastic anemia ... Anemia Clinical ... - Parvovirus B19 ... #hematology #diagnosis
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... - infiltrates (anemia ... violaceous, nontender cutaneous ... • Tumor lysis syndrome ... #Oncology #Diagnosis
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... Chronic kidney disease ... marrow failure: Aplastic ... defects (e.g. sickle cell ... #diagnosis #calculation
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... Diagnosis: • ... cells can indicate disease ... • Neutropenia, anemia ... aplasia • ITP
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Viral Infection Clinical ... presentation) • Cutaneous ... anemia • Cold ... #hematology #diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
count (anemia) ... • Aplastic Anemia ... Myeloproliferative Disease ... Nutritional: vitamin B12 ... #diagnosis #hematology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... thromboembolic disease ... Abnormalities: macrocytic anemia ... ) • giant cell ... myeloid cells NEJM
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... • Heavy Chain disease ... gangrenosum • Cutaneous ... (-) hemolytic anemia ... #Differential #Diagnosis
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
with creepy rash. diagnosis ... CLM most commonly ... is clinical & labs ... migrans #skinRash #dermatology ... #clinical #photo