20 results
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Anti-retrovirals, Gemcitabine Lupus ... uncommon 5-15% of lupus ... myopathy) VA Joint ... #differential #diagnosis ... #comparison #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Aseptic Meningitis, Myelopathy ... Cerebrovascular Disease ... permeability Diagnosis ... #neurology #rheumatology
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential Diagnosis ... : Systemic Lupus ... , Inflammatory Myopathy ... #Differential #Diagnosis ... #rheumatology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
mainly AQP4-lgG disease ... • Transverse myelitis ... pain • Extra-CNS ... disorders (Systemic lupus ... Manifestations #diagnosis
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
sclerosis, Thyroid myopathy ... (Graves disease ... neuropathy, Orbital myositis ... #differential #diagnosis ... #ophthalmology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Diagnosis Manifestations ... anemia 4% - Myositis ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... #differential #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
, Drug-induced Lupus ... Sjögren Syndrome, Myositis ... , Drug-Induced Lupus ... ANA #patterns #rheumatology ... #diagnosis #differential
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... pseudotumor • Orbital myositis ... #Differential #Diagnosis ... #Causes #Ophthalmology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Non-autoimmune rheumatologic ... and CNS • Headache ... • Transverse Myelitis ... #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... late-onset nemaline myopathy ... to cold IgG • Lupus ... Sneddon-Wilkinson disease ... #Differential #Diagnosis