69 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Churg-Strauss syndrome ... - Sjögren syndrome ... #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... , Rheumatoid Vasculitis ... Arthritis #RA #diagnosis ... #rheumatology # ... signs #symptoms
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
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... , Vasculitides, ... IBD, Celiac disease ... #Algorithm #hematology
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 ... Autoinflammatory #Somatic #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... : • Behcet Disease ... • Cogan syndrome ... #rheumatology # ... differential #diagnosis
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
brain, eye, and ear ... Visual or auditory symptoms ... conjunction with symptoms ... ANCA-associated vasculitides ... #differential #diagnosis
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... c-ANCA - Vasculitis ... granulomatosis p-ANCA - Vasculitis ... #diagnosis #table ... #rheumatology #
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
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Megakaryopoiesis • Aplastic Anemia ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... Algorithm #Causes #Hematology