11 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
usually IgG) (e.g. lupus ... • Intrinsic RBC ... #Causes #differential ... #diagnosis #hematology ... #anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach ... to Anemia - Differential ... Disease • Marrow ... #Classification ... #Approach #Differential
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Approach to Hypoproliferative ... Hypothyroid • Liver Disease ... #differential # ... diagnosis #algorithm ... #hematology #workup
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... to Anemia - Differential ... Non-megaloblastic: Liver disease ... #MCV #Algorithm ... Diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Approach to Thrombocytosis ... for workup, including ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Diagnosis Algorithm ... #Differential # ... #workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... #Causes #Hematology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint ... spondyloarthropathies, lupus ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential #
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... from ischemia WBC ... count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... lymphopenia, low PLT • Anemia ... titers > 1:80 • CBC