13 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
sclerosis, Rheumatoid arthritis ... (COP), Respiratory ... (DIP), Acute interstitial ... : Acute, Chronic ... #diagnosis #differential
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
with rheumatoid arthritis ... and bilateral peripheral ... of organizing pneumonia ... Clinical #Radiology #CTChest ... RheumatoidArthritis #ILD
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... there is an ill-defined ... This was an acute ... Clinical #Radiology #CXR ... AirBronchogram #RUL
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
OP: organizing pneumonia ... AIP: acute interstitial ... RA: rheumatoid arthritis ... ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... usually multiple ill-defined ... The old name is ... Radiology #Pulmonary #CXR
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
complained of arthritic ... multiple small bilateral ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #ILD #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... (OP) or chronic ... proteinaceous material ... Radiology #Pulmonary #CXR ... Consolidation #Acute
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
larger ones are ill-defined ... possibility of multiple ill-defined ... dealing with the differential ... (OP) also known ... Clinical #Radiology #CXR
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Mydriasis: CN Ill ... herniation (Comatose), Acute ... Psilocybin mushrooms, PCP ... Mydriasis #Miosis #differential
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... headache, malaise) → Acute ... AP, ↑INR, ↑BUN/Cr ... ↓Antithrombin Ill ... infiltration) Differential