25 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... A signet-ring sign ... The most common cause ... bronchitis, COPD and cystic ... #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
bronchiectasis, as in cystic ... bronchial obstruction caused ... #Clinical #Radiology ... #CXR #CTChest # ... Mucus #Plugging #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... seen and in many cases ... #Diagnosis #Radiology ... #RadiologyAssistant
Summary of clinical findings for patients with encephalitis, by cause

#Encephalitis #Signs #Symptoms #Table #Diagnosis #Differential #CSF
Summary of clinical ... encephalitis, by cause ... #Encephalitis #Signs ... #Symptoms #Table ... #Diagnosis #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #CTChest #Nodular ... #Comparison #Table ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
In these cases, ... a patient with signs ... of CHF. ... #Clinical #Radiology ... SubpulmonicEffusion #RadiologyAssistant
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
excludes other differentials ... that’s called “clinical ... ’s called Frog sign ... PhysicalExam #JVP #Cardiology ... #Neck #Frog #Sign
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
film (Table). ... logical sequence of signs ... In daily clinical ... #CHF #CXR #Stages ... #Findings #Signs