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

1) Is visual loss caused
Clinical manifestations ... Doppler US : halo sign ... PET/CT: aortitis ... #Rheumatology # ... #Algorithm
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
on Chest CT • ... lung, pulm AVM, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... mueormycosis, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... oscillopsia) • Otitis Media ... symptoms/signs, ... #Algorithm #Causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... With associated pulmonary ... ANCA (C-ANCA): GPA ... #differential #diagnosis ... #algorithm #rheumatology
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
on Chest CTPulmonary ... DDx: Pulm adeno Ca ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... incidentally during medical ... organ-specific signs ... #Differential #diagnosis ... #hematology #eosinophilia
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... Involves large and medium ... Diagnosis = clinical ... systemic sx + signs ... them, but urgent rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
vasculitis (AAV): GPA ... Other tests: • CT ... Goodpasture's cause ... seen on chest CT ... blood retum in serial
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... and Differential Diagnosis ... investigations depending on clinical ... context and signs ... #nephrology #causes