10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... The cystic pattern ... seen and in many cases ... #Differential #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
a patient with active ... before the typical cysts ... Clinical #Radiology #HRCT ... #Comparison #Table ... #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
or a cystic pattern ... The CXR is of a ... In many of such cases ... a HRCT will give ... LangerhansCellHistiocytosis #LCH #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
A HRCT is needed ... to confirm the diagnosis ... Here a CXR with ... HRCT demonstrated ... #Honeycombing #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
a patient with active ... before the typical cysts ... #Clinical #Diagnosis ... Differential #Comparison #Table ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... ILD #Findings #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
The table summarizes ... to look at the pattern ... lobar pneumonia caused ... #Pulmonary #CXR ... #RadiologyAssistant
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... acidosis) • Cystic ... ectopic ACTH) • Exogenous ... deficiency • Liddle
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
Tumors - Benign Cysts ... tumors - Foregut cysts ... #Diagnosis #Pulmonary ... #Anterior #Middle ... #Posterior #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
was caused by multiple ... cysts. ... challenging differential diagnosis ... Clinical #Radiology #CXR ... #RadiologyAssistant