20 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... common pattern ... The cystic pattern ... seen and in many cases
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... Consolidation #Patterns
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
has a limited differential ... The most common causes ... produces only mild ... Diagnosis #Radiology #CXR ... #Patterns #Comparison
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Radiology #Pulmonary #CXR
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... was caused by multiple ... the central dot sign ... Clinical #Radiology #CXR
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - ... Non-Infectious Causes ... Typhus Inversus Pattern ... usual diurnal pattern ... Lymphomas #Fever #Patterns
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
shows diffuse areas ... and some mosaic pattern ... abnormalities and signs ... Clinical #Radiology #CTChest ... DesquamativeInterstitialPneumonia #ILD
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... Mediterranean areas ... associated with mild ... Positive Carnett's sign ... Abdominal #Pain #differential
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... on the skin • Areas ... Exercise Associated Collapse ... → Syncope • Signs ... #diagnosis #causes
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... with a mozaic pattern ... included in the differential ... Clinical #Radiology #CTChest