84 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated Vasculitis ... pathologically or clinically ... StanfordChiefs #ANCA #Vasculitis ... #differential #diagnosis ... #algorithm #rheumatology
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Hypereosinophilic Syndrome • Clinically ... disorders • Diagnosis ... Syndrome #HES #Hematology ... #eosinophilia # ... eosinophils #diagnosis
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... - Differential Diagnosis ... Asthma Tugs (vasculitis ... #Differential #Diagnosis ... #Causes #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm ... for secondary causes ... (common causes ... #Differential #diagnosis ... #hematology #eosinophilia
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Bone marrow disease ... Von Willebrand disease ... #Differential #Diagnosis ... #hematology #rheumatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... - Differential Diagnosis ... • Steroids • Vasculitis ... #Algorithm #Causes ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Algorithm Spurious ... disorders • Celiac disease ... #Algorithm #Causes ... #Hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Amyloidosis • Eosinophilic ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... #differential #diagnosis ... #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... Non-Infectious Aortitis: • Vasculitides ... ANCA associated vasculitis ... #Differential #Diagnosis ... #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... IBD, Celiac disease ... #Algorithm #hematology