12 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... smear, HIV/HCV testing ... changes), high MCV anemia ... unclear, or if a primary ... #Workup #hematology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Primary Biliary ... intralobular bile ducts causes ... Proximal limb muscle wasting ... malignancy #Primary ... #workup #hepatology
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup ... Eating disorders ... Acquired Aplastic Anemia ... Primary hematological ... Diagnosis #Algorithm #Hematology
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup ... Eating disorders ... Acquired Aplastic Anemia ... Primary hematological ... Diagnosis #Algorithm #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... usually IgM) (e.g. primary ... • Intrinsic RBC ... differential #diagnosis #hematology ... #anemia
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Causes == Primary ... renal failure/uremia ... Hyperthyroidism CBC ... Myelodisplastic syndrome ... #generalized #dermatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... Cold Agglutinin Syndrome ... Positive Coombs testing ... Blood smear - RBC ... #hematology #diagnosis
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
pericarditis • Hepatic: PBC ... (primary biliary ... cholangitis) overlap ... signs #symptoms #testing ... #workup
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Out Secondary Causes ... Workup: • Complete ... Treatment: Goals: Treating ... #diagnosis #hematology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... renal failure/uremia ... Hyperthyroidism CBC ... Myelodisplastic syndrome ... Diagnosis #Algorithm #causes