24 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
Algorithm for workup ... purpura/hemolytic ... uremic syndrome ... , Hematology 2012 ... #Diagnosis #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
microangiopathy: Thrombotic thrombocytopenic ... uremic syndrome ... • Intrinsic RBC ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Chronic Myelogenous Leukemia ... Myelofibrosis Infectious ... following EtOH induced thrombocytopenia ... Algorithm #Causes #Hematology
Approach to the Rash in a an oncology patient - MINT-C Mnemonic
M - Malignancy: Leukemia cutis,
- Malignancy: Leukemia ... Dermatoses: Sweet Syndrome ... fulminans/DIC, Thrombocytopenia ... Rash #oncology #differential ... #dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... blood loss, Acute hemolysis ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Leukemia, Tumour ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... Algorithm #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential ... Schistocytes, thrombocytopenia ... inclusions - If infection ... Diagnosis #Algorithm #workup ... #hematology #testing
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Wiskott-Aldrich syndrome ... Cancer: • Leukemia ... Antibody-mediated hemolysis ... deficiency Infections ... #Diagnosis #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... procedures - Infection ... decreased PLT count: CBC ... (CVID, WAS), (neurologic ... #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis): • Acute infection ... iron deficiency, hemolysis ... Myelodysplastic syndrome ... Chronic myeloid leukemia ... Diagnosis #Causes #hematology