20 results
TYPE I & TYPE II ERRORS 

SENSITIVITY & SPECIFICITY = SNOUT & SPIN 
Sensitive Tests that
SPECIFICITY = SNOUT ... Negative Rule OUT Disease ... Positive Rule LN Disease
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases ... Bronchus sign - Signet ... Signs #Pulmonary #Diseases ... #differential #radiology
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
true positives / disease ... true negatives / disease ... Sensitivity = SNOUT
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
and irreversible disease ... course of the disease ... #Orbicularis #Snout
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Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign ... on Chest CT • ... .2016.12.033 #Signet ... #Ring #Sign #CT ... Pulmonary #diagnosis #radiology
Retinal vs Choroid Detachment - Head CT Comparison and Diagnosis

RETINAL DETACHMENT
 - Reduced visual acuity, flashes,
Detachment - Head CT ... Coats disease) ... Comparison #Diagnosis #Radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... hematogenous spread of a disease ... Pattern #Chest #Radiology ... CXR #clinical #CT
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Non-contrast CT ... retroperitoneal disease ... CT-KUB - Combination ... lower dose than a CT-based ... stones #calculus #Radiology
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
fibrotic lung disease ... With disease progression ... Calcification (seen in CT ... Silicosis #clinical #radiology
Salmonella Aspiration on Microscopy

66 y/o male with history of coronary artery disease presents with abdominal pain.
coronary artery disease ... CT abd/pelvis shows ... international radiology