9 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... and Platelet Disorders ... #Platelet #Disorders ... Diagnosis #Causes ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... • Rheumatic disorders ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
PD deficiency, Pulmonary ... Thrombotic idiopathic thrombocytopenia ... #Atlas #key #diagnosis ... #differential # ... hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... - Hemolytic anemia ... #Diagnosis #hematology ... #nonpalpable #dermatology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Unstable hemoglobin disorders ... #differential # ... diagnosis #hematology ... #microscopy #atlas
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
with or without platelet ... other reproducible morphologic ... Schistocytes, thrombocytopenia ... Consider RBC membrane disorder ... #workup #hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
disorder with hypogammaglobulinemia ... specifically immune thrombocytopenia ... autoimmune hemolytic anemia ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
hemostasis: - Thrombocytopenia ... - Abnormal platelet ... Vasculitis - Collagen disorders ... • Abdominal ultrasound ... #Causes #dermatology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... Marrow Failure • Chronic ... blood count with differential ... Myelodysplastic #Syndromes #diagnosis ... #hematology #oncology