19 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... family history - Medications ... test, ANA (e.g., SLE ... changes), high MCV anemia ... #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... #Algorithm #Causes ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... : - Thrombocytopenia ... - Hemolytic anemia ... #hematology #rheumatology ... #nonpalpable #dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... • Reaction to Medications ... #Algorithm #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Abnormality • SLE ... Iron deficiency anemia ... • Nephrotic syndrome ... Systemic #Secondary #dermatology ... #Algorithm #causes
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Clinical Presentation ... and petechiae Causes ... Treatment: ... #oncology #hematology ... #diagnosis #management
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Demyelinating syndromes ... pain (20%) Renal disease ... ) Blood (75%): Anemia ... #rheumatology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
immunophenotype Clinical ... chemotherapy for low-risk disease ... • Indications ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... autoimmune hemolytic anemia ... DDX - Other causes ... , HIV) • Glucocorticoid ... hypogammaglobulinemia #immunology #hematology