116 results
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
Langerhans cell histiocytosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... #LAM #LIP #Histiocytosis
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Langerhans cell histiocytosis ... : 'signet ring sign ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Differential #Comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Langerhans cell histiocytosis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Langerhans cell histiocytosis ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... doi.org/10.1016/j.chest ... .2016.12.033 #Halo #Sign ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... Lung #Pulmonary #diagnosis ... #radiology #clinical
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell histiocytosis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Common Biliary Diseases seen in the Emergency Room - Comparison Table:

Clinical Features, Labs, Imaging and Treatment

#Diagnosis
Emergency Room - Comparison ... Table: Clinical ... Labs, Imaging and Treatment ... #Diagnosis #Management ... Table #Approach #Comparison
Central Retinal Artery Occlusion (CRAO) vs Central Retinal Vein Occlusion (CRVO) - A Comparison Table

Clinical Features,
Table Clinical ... and Treatment ... Ophthalmology #Diagnosis ... #Management #CentralRetinal ... #Artery #Vein #Comparison