10 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Membrane defects (e.g ... #hematology #anemia
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
microangiopathic hemolytic anemia ... and laboratory diagnosis ... as disseminated intravascular ... count, D-dimer, egg ... #Hematology #Pathology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Toxic Damage (e.g ... Displacement (e.g ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential Diagnosis ... malignancies • Anemia ... inflammatory disorders (e.g ... Myelodysplastic syndrome ... #Causes #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
- Differential Diagnosis ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
underlying disease (eg ... • Infection (eg ... with leukopenia, anemia ... #Diagnosis #Management ... #Hematology #Rheumatology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
(disseminated intravascular ... infiltration (e.g ... Rare disorders, e.g ... - Vasculitis, e.g ... peds #pediatrics #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... exam • 12-lead ECG ... Valvular disease (e.g ... Hyperthyroidism • Anemia ... /Afib/WPW) • Loss
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... • Malignancy (e.g ... Endocrine disorders (e.g ... lymphopenia, low PLT • Anemia ... #Rheumatology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential Diagnosis ... Constitutional disorders, eg ... Chediak-Higashi syndrome ... Megaloblastic anemia-rare ... #causes #hematology