17 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Cysts #Differential
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
is in a normal position ... In the proper clinical ... pneumonia caused ... #Clinical #Radiology ... #CXR #AirBronchogram
Here are the most common examples of these four patterns on a chest x-ray (click image
Consolidation - Lobar ... opacities - Fine Nodular ... Nodule - Multiple Masses ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... The cystic pattern ... seen and in many cases ... #Diagnosis #Radiology
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
- Differential Diagnosis ... where we may see a positive ... #physicalexam # ... diagnosis #cardiology ... causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... Lobar pneumonia ... in fact this is nodular ... #Radiology #CXR
There is an atelectasis of the left upper lobe.
You would not expect the apical region to
in fact this is caused ... #Clinical #Radiology ... #CXR #Lateral # ... LUL #Lobar #Collapse ... #Luftsichel #Sign
Positive Throckmorton sign in a case of chronic osteomyelitis of the left hip. X-ray findings:
1) complete
Positive Throckmorton ... sign in a case ... femoral head 2) lytic ... as John Thomas sign ... #Clinical #Radiology
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
bilateral Breast cyst ... terminal duct lobular ... breast e.g. biopsy, car ... bruising/erythema/sign ... diseases #benign #differential
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
to diagnose the case ... excludes other differentials ... that’s called “clinical ... Awaves #AVNRT #PhysicalExam ... #JVP #Cardiology