16 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... , Acute hemolysis ... #Diagnosis #Algorithm ... #hematology
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
telomeropathy Cancer ... : • Systemic lupus ... Antibody-mediated hemolysis ... deficiency Infections ... #Diagnosis #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Diagnosis Algorithm ... Infectious • ... Serum Sickness Hemolytic ... #Diagnosis #Algorithm ... #Causes #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... cardiac valve, vasculitis ... inclusions - If infection ... #Diagnosis #Algorithm ... #workup #hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Diagnosis Framework ... Non-Infectious ... (RA), Systemic lupus ... Other Causes: Cancer ... #Diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... - APLS • Acute ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... infiltration (e.g. cancer ... Index > 3: • Acute ... Production #Index #hematology ... #anemia #differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Diagnosis: • hemolytic ... younger pts) Differential ... chills, flank pain ... #hematology #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... such as systemic lupus ... to exclude are infections ... differential #diagnosis ... #rheumatology #