11 results
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Nystagmus: Usually torsional ... BPPV; horizontal-torsional ... in vestibular neuritis ... (vestibular neuritis ... spontaneous and purely torsional
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Paroxysmal Positional Vertigo ... PAROXYSMAL POSITIONAL VERTIGO ... with upbeat and torsional ... reproduction of vertigo ... (2 to 11%) #Vertigo
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
thickening in the reticular ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - Reticular ... mass - Solitary Pulmonary
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: reticular ... On a Chest X-Ray ... detected on a chest ... presents as a reticular ... Diagnosis #Radiology #Pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Diagnosis Framework Reticular ... Honeycombing: Idiopathic Pulmonary ... HiRes #HighRes #Chest ... Differential #Diagnosis #pulmonary
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Pleuritic chest ... glass opacities • Reticular ... pneumonia - Pulmonary ... ground glass or reticular ... opacities on chest
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
in a pattern of reticular ... in interstitial pulmonary ... Kerley B lines on chest ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... Cardiogenic pulmonary ... Radiology #HRCT #CTChest ... #Reticular #Pattern
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... manifests as a reticular ... Here a CXR with a reticular ... Radiology #CXR #UIP #Reticular