45 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 ... with peripheral areas ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
Main Lung Ultrasound ... defined spared areas ... more deaerated areas ... COVID19 #POCUS #Lung ... Ultrasound #Comparison #Table
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
(most common: lung ... , breast, prostate ... (most common: lung ... , breast, melanoma ... #primarycare #table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... lucencies within the lung ... we describe a chest ... is to describe areas ... #Differential #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
Table 2: Relative potency of topical corticosteroids*
TC are divided into four groups according to their potency
Table 2: Relative ... potent [Table 2 ... safest agents for long-term ... large surface areas ... the face, or on areas
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Metastatic (breast ... , prostate, lung ... Bilateral #Causes #ophthalmology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Cheese Sign on Chest ... CT • Juxtaposition ... distinct radiographic areas ... #Cheese #Sign #CT ... #Lung #Pulmonary
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Diminished breath ... level seen • Chest ... CT Lung Abscess ... antibiotics once stable ... shows a small, stable