194 results
Tracheal Descent Sign

Paradoxical inward movement of the trachea during inspiration. Seen in this COPD patient in
Tracheal Descent ... #Tracheal #Descent
Campbell’s sign or Tracheal Descent in Longstanding COPD

Patients with longstanding COPD may show downward displacement of
sign or Tracheal Descent ... sign #Tracheal #Descent
This image shows acellular scanning EM with empty lacunar spaces of a fibrocellular crescent previously occupied
fibrocellular crescent ... fibrocellular #crescent
This image shows acellular scanning EM with a fibrocellular crescent with entrapped RBCs. The glomerulus is
fibrocellular crescent ... fibrocellular #crescent
Enlarged optic nerve sheath diameter and crescent sign in 30 yo female patient reporting 3 months
sheath diameter and crescent ... Clinical #Ultrasound #crescent
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... .2016.12.033 #Air #Crescent
Share of population suffering from cancer types, World, 2016

Share of total population with different forms of
#2016 #Burden #Percent
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
• x descent - ... • x descent - ... overcomes the descent ... • y descent - ... Thus the y descent
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
tachycardia - Absent x descent ... - Prominent x descent ... percarditis - Slow y descent ... myxoma - Rapid y descent ... defect - Absent y descent
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
waves and two descents ... blunting of ‘x’ descent ... with TR - ‘x’ descent ... - ‘y’ descent