17 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Broncho-alveolar cell ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
in adults - Breast ... - Thyroid - Lung ... Non-Malignant • Giant Cell ... #Orthopedics #Causes ... #Oncology #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... a CXR the most common ... in Langerhans cell ... seen and in many cases ... #Diagnosis #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... Before we call these ... are also common ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... • Chronic lung ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
eyebrows, perinasal areas ... Erythema with greasy ... - Sun-exposed areas ... with adherent, greasy ... Christmas tree pattern
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
neck (shown in video ... and spaces can cause ... travels from these areas ... in subcutaneous areas ... examination, the most common
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
or trunk most commonly ... • Most commonly ... cancers, including lung ... , esophageal, breast ... PrathitKulkarni #Erythemas #comparison
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
pneumonitis (2) The case ... with areas of ground-glass ... attenuation and areas ... mid and lower lung ... #CTChest #Chronic