11 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... DIC/TTP/HUS - Hemolytic ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... • Rheumatic disorders ... • Celiac disease ... #Diagnosis #Algorithm ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... IBD, Celiac disease ... #Diagnosis #Algorithm ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... cardiac valve, vasculitis ... Consider RBC membrane disorder ... #Diagnosis #Algorithm ... #workup #hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Secondary: CTD ... • Cogan syndrome ... #skin #dermatology ... #rheumatology # ... differential #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Agglutinin Syndrome ... Diagnosis: • hemolytic ... younger pts) Differential ... #hematology #diagnosis
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Diagnosis Algorithm ... extravascular) hemolysis ... Gastrectomy, WHDA syndrome ... #Diagnosis #Algorithm ... #ferritin #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... Non-autoimmune rheumatologic ... #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
et diutinum Neurologic ... • Coombs (-) hemolytic ... Paraproteinemias #Hematology ... #Monoclonal #Differential ... #Diagnosis #Oncology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... DDX: Rule Out Secondary ... Myeloproliferative Disease ... blood count with differential ... #diagnosis #hematology