9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... low attenuation (table ... seen and in many cases ... UIP can be suspected
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... on the CXR. ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
aswell as the HRCT ... findings in AIP ... The HRCT characteristics ... suggestive of the diagnosis ... Clinical #Radiology #CTChest
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... = nonspecific (nausea ... rapidly develops (DIC ... Multiorgan failure Findings ... AP, ↑INR, ↑BUN/Cr
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Blood cultures • CXR ... early disease) • CXR ... #differential #causes
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... heat illness → Hypernatremia ... Collapse: • Pathophysiology ... Ataxia • Lab Findings ... #causes #stroke
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... survival is 93-95% Pathophysiology ... e.g. incidental CXR ... finding) ... dyspnea, cough, chest
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Management Summary Causes ... ) • AKI: BUN/Cr ... Hyperuricemia • Hyponatremia ... complication: DIC