13 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Marcus Gunn Pupil ... Gunn was a Scottish ... Later (1959), Levitan ... @neudrawlogy #Marcus ... #Gunn #Pupil #Relative
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
Chest X-Ray If a mass ... implies that the mass ... seen through the mass ... This was later proven ... clinical #radiology #CXR
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
superioris muscle: • Marcus ... Gunn jaw-winking ... impaired due to the mass
Aortopulmonary window
The aortopulmonary window is the interface below the aorta and above the pulmonary trunk and
concave or straight laterally ... AP-window is convex laterally ... due to a mass that ... retrosternal space on the lateral ... Clinical #Radiology #CXR
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
Not all MAHAs are ... Cr>2.3 & platelets ... (catastrophic APS
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
be multiple and bilateral ... Fluid-filled, round mass ... breast e.g. biopsy, car ... well-circumscribed mass
First study the images and then continue reading.
On the lateral view there is a mass-like lesion
On the lateral view ... there is a mass-like ... Clinical #Radiology #CXR ... #Lateral #RoundedAtelectasis
Here another case. On the PA-film a mass is seen that fills the aortopulmonary window. Final
the PA-film a mass ... Clinical #Radiology #CXR ... #Lateral #APWindow
Pleural fluid may become encysted.
Here we see fluid entrapped within the fissure.
This can sometimes give the
impression of a mass ... Clinical #Radiology #CXR ... #Lateral #Effusion
First study the CXR.
We know that in some cases there is an extra joint in the
First study the CXR ... may simulate a mass ... difficult to detect a mass ... also seen on the lateral ... Clinical #Radiology #CXR