10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... low attenuation (table ... a CXR the most common ... seen and in many cases ... UIP can be suspected
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... are also common ... Radiology #Pulmonary #CTChest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... cause: Aspiration ... • Diminished breath ... lat decubitus - air ... #differential #causes
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
sudden-onset shortness of breath ... and spaces can cause ... from these areas ... in subcutaneous areas ... examination, the most common
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
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... The histologic pattern ... There are areas ... and extensive areas ... Clinical #Radiology #CTChest
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... patients with a UIP ... pattern or NSIP ... consider drug-related lung ... Clinical #Radiology #CTChest
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 ... Clinical #Radiology #CTChest
Bleeding Risk for Various Invasive/Surgical Procedures
Low Risk:
 • Dental extractions (1 or 2 teeth), endodontic (root
surgery (e.g. breast ... • Non-cataract ophthalmologic ... surgery (e.g. hip ... replacement) • Lung ... Perioperative #Procedures #Table
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
SpO2 88% on room air ... radiograph pattern ... Contusion Most commonly ... #Radiology #CTChest ... #Lung #Pulmonary