6 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
- Vasculitis, e.g ... Microscopic polyangiitis ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fanconi's syndrome ... • Anti-GBM antibodies ... polyangiitis (GPA) / microscopic ... Protein deposition (eg
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... Acellular Casts • Hyaline ... colored compounds (e.g ... #nephrology #interpretation ... #diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... double-stranded DNA antibodies ... (to support a diagnosis ... #testing #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential Diagnosis ... Aldolase levels • EMG ... RP-ILD), dermato-rheumatologic ... forward of the spine ... Myositis #Myopathy #rheumatology