19 results
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... Ophthalmology #Diagnosis ... #Algorithm
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
expression - Age: GCA ... yrs old; F>M Signs ... skin lesions ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... (5%): PAN > GPA ... dermatology #semiology #signs ... #lesions #diagnosis ... manifestations #pathology #lesions
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... /signs, bidirectional ... Space-Occupying Lesion ... #Algorithm #Causes
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... systemic sx + signs ... = vasculitis vs ... #Temporal #Signs ... #Symptoms #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemic skin lesions ... tract, and often causes ... and branches • GCA ... Presentation - Systemic Symptoms ... purpura: strong sign
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... effusion, Restrictive lung ... Cranial nerve lesions ... erythematosus #signs ... #symptoms #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Presentation: Systemic Symptoms ... purpura: Strong sign ... • Progressive symptoms ... tract, and often causes
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
vasculature, causing lesions ... Viral replication causes ... Pathophysiology #Diagnosis ... #Signs #Symptoms ... #Vasculitis
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... and signs below ... Non-compressive Spinal Cord Causes ... spinalcord #disorders #diagnosis ... differential #algorithm