293 results
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Vein Rouleaux Flow ... showing Rouleaux flow ... Whenever the blood flow ... causes the RBCs to clump ... ria_dancel #Rouleaux #Flow
Low-Flow Priapism Treatment #Management #Anatomy #Urology #Ischemic #Priapism #Overview #RebelEM
Low-Flow Priapism ... Treatment #Management
Cardiac Cycle - Pathophysiology
 - Atrial Contraction
 - Isovolumetric Contraction
 - Rapid Ventricular Ejection
 - Slow
Cardiac Cycle - Pathophysiology ... Ventricular Ejection - Slow ... Ventricular Filling - Slow ... Cardiac #Cycle #Pathophysiology
Coronary Oxygen Balance 

Myocardial Oxygen Demand <-> Coronary Artery Blood Flow <-> Oxygen Availability

#cardiac #oxygen #pathophysiology
Coronary Artery Blood Flow ... cardiac #oxygen #pathophysiology
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
wheezing OR poor air flow ... - High pCO2 / low ... breathing • Peak flow ... of baseline Treatments ... mechanical #management #treatment
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
, swelling • Treatment ... Firm, painless lump ... • Treatment:
Initial treatment of renal bone disease and cinacalcet for secondary hyperparathyroidism
Phosphate binders reduce hyperphosphataemia and hyperparathyroidism.
Initial treatment ... the first-line treatments ... #Pharmacology #Pathophysiology
Chvostek Sign on Physical Exam

Young man presented with history of fatigue, muscle cramps and features suggestive
ionized calcium low ... postoperative appendicular lump
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
of hypoxia) - Low ... Insufficient blood flow ... SvO2 → Low PaO2 ... CaO2 → Low SvO2 ... diagnosis #causes #pathophysiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
B-Cell ~90% • Low ... Grade - Slow growing ... Responsive to Treatment ... growth, response to treatment ... Classification #pathophysiology