11 results
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... , holster sign, ... Can also see mechanics ... #Myositis #diagnosis ... #rheumatology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
pain • Extra-CNS ... , Comorbid autoimmune ... Manifestations #diagnosis ... #neurology #symptoms ... #signs
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Lack of UMN/LMN signs ... necrotizing myopathy • Autoimmune ... #Differential #Diagnosis ... #neurology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... exclusion Necrotizing Autoimmune ... Myositis • Onset ... #comparison #rheumatology ... #table
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... • Bilateral signs ... Evaluate for NMO, SLE ... Disorders: - SLE ... #neurology #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... rheumatologic diseases ... and CNS • Headache ... • Transverse Myelitis ... #Rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Oral aphthae : SLE ... • Arthritis: SLE ... #management #signs ... #symptoms #rheumatology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... is required for diagnosis ... Predisposing conditions: Autoimmune ... (SLE/APLS), Malignancy ... #table
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
be any age) Autoimmune ... overlaps with RA, SLE ... neuropathy, transverse myelitis ... • 8%-27% for CNS ... Sjogrens #Syndrome #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... purpura: Strong sign ... affects the skin, neurologic ... chorioretinitis, CNS ... #Rheumatology