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

1) Is visual loss caused
Definition: acute ... nerve caused by ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... - Differential Diagnosis ... Emboli, Thrombosis, Vasculitis ... Pigment, Protein) • AIN ... #nephrology #causes
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- Small vessel vasculitis ... tubular necrosis (causes ... interstitial nephritis (AIN ... Classification #diagnosis ... #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... purpura: strong sign ... diminished, or tender pulses ... , testes -> pain
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
syndrome: • Flank pain ... hematuria • Signs ... GN or vasculitis ... renal vein between aorta ... #causes #urology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... < 30 years • Aorta ... claudication, pulse ... Arteritis): • Aorta ... tract, and often causes
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... hypertension and signs ... renal bruit or signs ... Coarctation of aorta ... , Vasculitis
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
meningeal irritation signs ... headache: - Acute ... headache • CNS Vasculitis ... #ophthalmology ... #Neurology
Takayasu’s Arteritis: Pathogenesis and clinical findings

 - Fatigue, weight loss, low grade fever, arthralgias
 - Incr
, CRP, WBC - Aortic ... , Incr risk of Acute ... Decr palpable pulses ... Takayasus #Arteritis #Vasculitis ... #Diagnosis #Signs
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... those coming off aorta ... systemic sx + signs ... = vasculitis vs ... required +/- prompt ophthalmology