7 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
- Vasculitis, e.g ... - Vasculitis, e.g ... #diagnosis #table ... #rheumatology # ... antibodies
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Malabsorption (e.g ... warfarin, DOACs (e.g ... Autoimmune disorders (e.g ... #comparison #diagnosis ... #hematology #deficiency
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Increased Requirement (e.g ... B12 - Anti-IF Antibodies ... B12 - Anti-IF Antibodies ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
in tumor lysis syndrome ... specific systemic disease ... urease-producing organisms (e.g ... Microscopy #Crystals #comparison ... #table #urinalysis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Malignancy (e.g ... . hematologic) ... Endocrine disorders (e.g ... 1, SCL-70, RNP antibodies ... anticardiolipin antibodies
Hyperthermic Toxidromes
Five toxidromes may present with overlapping features: hyperthermia, rhabdomyolysis, altered mental status/seizures.
 • Sympathomimetic -
• Serotonin Syndrome ... dopamine blockers (e.g ... dopamine agonists (e.g ... pharmacogenetic disease ... #table #diagnosis
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Aldolase levels • EMG ... Antisynthetase syndrome ... ANTI-SYNTHETASE SYNDROME ... paraneoplastic syndrome ... Myositis #Myopathy #rheumatology