69 results
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... and non-hematologic ... malignancies • Infection ... #Neutropenia #Differential ... Algorithm #Causes #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... • Gonococcal arthritis ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... deficiency) • Infection ... Non-infectious (malignancy, rheumatologic ... Thrombocytosis #Differential ... causes #Platelets #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... Inflammatory Conditions: Rheumatologic ... Thrombocytosis #Platelets #Differential ... Diagnosis #Algorithm #hematology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... Lymphocytosis: Infection ... • Monocytosis: Infection ... Leukocytosis #Leukopenia #Differential ... Diagnosis #causes #hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin - Differential ... related vasculitis, infections ... Vasculitis #skin #dermatology ... #rheumatology # ... differential #diagnosis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... , Gonococcal arthritis ... Cardiomyopathies - Viral infection ... #joint #pain #differential ... #diagnosis #rheumatology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Lymphadenopathy - Differential ... • Rheumatoid Arthritis ... History of Bleeding, Infection ... Pancytopenia, WBC differential ... Algorithm #Causes #Hematology
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Thrombocytopenia - Differential ... infiltration • Infection ... Thrombocytopenia #Differential ... Diagnosis #Algorithm #hematology
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
• Rheumatoid arthritis ... disorders: • Chronic infections ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential