11 results
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... without walls. ... Langerhans cell ... #Clinical #Radiology
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
fracture heals, the callus ... formation may create ... Sometimes a CT is ... fracture from a lung ... #Clinical #Radiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Sign on Chest CT ... distinct radiographic areas ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
with ground glass pattern ... enlargement of pulmonary ... (arrow) in the areas ... hyperperfused lung ... #Clinical #Radiology
PA view
On the PA chest-film it is important to examine all the areas where the lung
examine all the areas ... This is called the ... are usely not well ... #Clinical #Anatomy ... #Radiology #CXR
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... that were in his breast ... #NEJM #clinical ... #radiology #CT # ... squamous #cell #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
less than 200 cells ... should be based on clinical ... more than 200 cells ... enhancement on CT ... periventricular areas
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
with areas of ground-glass ... attenuation and areas ... and bronchi as well ... mid and lower lung ... #Clinical #Radiology
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
• Bronchial breath ... Uremia (blood urea ... count < 4,000 cells ... radiograph or CT ... Management #treatment #Pulmonary
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
of Langerhans cells ... These cells accumulate ... langerin+) dendritic cells ... SPECTRUM Common areas ... showing Langerhans cells