10 results
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
, eastern equine ... Powassan, louping ill ... Photophobia • Nausea ... established by CSF or urine ... differential #diagnosis #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
PML, toxoplasmic encephalitis ... present in 15% of cases ... Demyelinating disease caused ... subcortical white matter ... InfectiousDiseases #Neurology
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
opacity (80% of cases ... ) or mosaic pattern ... There are ill-defined ... #Clinical #Radiology ... #CTChest #Hypersensitivity
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film of a 19 year old ... was caused by multiple ... cysts. ... #Clinical #Radiology ... #CXR #CTChest #
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Guillain-Barre Pathophysiology ... • Weakness: mild ... management #treatment #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
: • 1400 new cases ... • 75-90% of cases ... monophasic Pathophysiology ... Abnormal in 50% of cases ... diagnosis #management #neurology
In the images on your left you can appreciate again the spectrum of findings seen in
tissue disease, all cases ... fine reticular pattern ... honeycombing in all three cases ... #Clinical #Radiology ... #CTChest #NSIP
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... can vary from mild ... the underlying pathophysiology ... diagnosis #management #neurology
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
outcome in many cases ... The histologic pattern ... #Clinical #Radiology ... #CTChest #AIP # ... AcuteInterstitialPneumonia #ILD
Lipiduria Pathophysiology
1) Damaged glomerular basement membrane allows plasma lipids to escape into Bowman's space and enter
Lipiduria Pathophysiology ... The lipid in casts ... positive by Sudan Ill ... #Lipiduria #Pathophysiology ... #nephrology