21 results
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
An 86-year-old woman ... sudden-onset shortness of breath ... neck (shown in video ... travels from these areas ... in subcutaneous areas
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... low attenuation areas ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... low attenuation areas ... Comparison #Table #RadiologyAssistant
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Fascicle (Other CN Ill ... • Tumor (Lung, Breast ... Algorithm #Causes #Ophthalmology
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
of panlobular emphysema ... to widespread areas ... Panlobular emphysema ... the other hand, mild ... PanlobularEmphysema #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
and basal lung areas ... #Pneumonitis #ILD ... #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
and basal lung areas ... LowerLungPredominance #ILD ... #RadiologyAssistant
Emphysema, when it is severe, can mimick Langerhans cell histiosytosis.
When it extends beyond the centrilobular area
Emphysema, when ... LCH, but also areas ... of emphysema, respiratory ... Radiology #CTChest #Emphysema ... #RadiologyAssistant
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
clinical findings Mild ... Hemorrhages • Focal areas ... Retinopathy #Diabetes #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hypertension Stage 1: Mild ... white or yellow areas ... around atrophic areas ... pathophysiology #ophthalmology