45 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Churg-Strauss syndrome ... - systemic lupus ... #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
, Liver diseases ... Myelodysplastic syndrome ... Hemolytic uremic syndrome ... Morphology #Atlas #key #diagnosis ... #differential #hematology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Guillain-Barre, Vasculitis ... , Sjogren's, Lupus ... Paraprotein-associated (POEMS syndrome ... Leah Willis via ... #differential #diagnosis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... lesions • Discoid lupus ... #differential #diagnosis
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... deficiency • Fanconi’s anemia ... Wiskott-Aldrich syndrome ... : • Systemic lupus ... #Hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... arteritis, Cogan's Syndrome ... ANCA associated vasculitis ... (RA), Systemic lupus ... #rheumatology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
thromboembolic disease ... recurrent fevers, vasculitis ... • Hematologic ... Abnormalities: macrocytic anemia ... criteria for 1) hematologic
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... Lemierre's syndrome ... Malignancy: - Hematologic ... . autoimmune): Lupus ... #Differential #Diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #hematology #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... Demyelinating syndromes ... pain (20%) Renal disease ... ) Blood (75%): Anemia ... signs #symptoms #diagnosis