12 results
Petrous Apex Anatomy - Neuroradiology
Petrous Apex (PA) Lesions in a nutshell

Dr. Surjith Vattoth @drSurjthVattoth

#Petrous #Apex #Anatomy
Petrous Apex Anatomy ... (PA) Lesions in ... Anatomy #CTHead #MRI ... #clinical #radiology ... #neurology #neuroradiology
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
The PA-film shows ... anteriorly in the left lung ... to a pneumonia caused ... #Clinical #Radiology ... #CXR #Pneumonia
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
non-perfused vessels and causes ... First there is equalisation ... and the lung bases ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... The MRI findings ... Orbital Apex Syndrome ... occur within the first ... Ophthalmicus #HZO #clinical
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Wegener's granulomatosis
Wegener's is a collagen vascular disease with vasculitis involving the lung, kidney and sinuses.
In the
In the lung the ... vasculitis causes ... infarcts which first ... #Clinical #Radiology ... #CXR #GPA #Wegeners
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... lesions • 80% with lung ... differential #diagnosis #causes ... #radiology #neurology
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
In these cases, ... so, on an erect PA ... At first glance ... #Clinical #Radiology ... #CXR #CHF #Pleural
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... Sarcoidosis - at first ... nodular interstitial lung ... #Radiology #CXR
First study the CXR.
We know that in some cases there is an extra joint in the
First study the ... CXR. ... lung cancer is ... #Clinical #Radiology ... #CXR #Lung #Cancer
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
particularly at the lung ... Here a CXR with ... pattern at the lung ... This pattern was first ... #Clinical #Radiology