NephroPOCUS
NephroPOCUS

@NephroP

6 Tweets 5 reads Mar 10, 2023
@BJegorovic @Ask_Renal @askrenal @captainchloride As our friends said, curvilinear is good for #VExUS
As u asked about fluid status exam, let’s see what u can do using the probes u have.
(algorithm made for cirrhosis-AKI but not specific)
1️⃣ Linear transducer
- Pleural irregularities
@BJegorovic @Ask_Renal @askrenal @captainchloride - May be OK to some extent for A- and B-lines
- IJ vein for JVP assessment
- Femoral vein Doppler
2️⃣ Curvilinear transducer
- IVC, Hepatic v, portal v and intrarenal v Doppler. In fact,
@BJegorovic @Ask_Renal @askrenal @captainchloride It’s better than phased array for intrarenal. However, you may not be able to use EKG with it on some machines. Changing to cardiac preset works in some.
- Good for 🫁 #POCUS
- Can obtain subxiphoid 🫀view to
@BJegorovic @Ask_Renal @askrenal @captainchloride r/o circumferential pericardial effusion and get an idea of LV systolic function but can cause substantial patient discomfort if you try hard to get good images.
3️⃣ Limitations of not having phased array transducer
Can’t get proper images of the 🫀
=
@BJegorovic @Ask_Renal @askrenal @captainchloride = can’t assess stroke volume, diastolic function, TAPSE/S’, TR jet, RVOT notching etc.
When interpreting #VExUS, it’s important to have an idea of at least right sided parameters.
@BJegorovic @Ask_Renal @askrenal @captainchloride Having a comprehensive echocardiogram report helps but like I always say, hemodynamics are dynamic. Exercise caution when relying on old/relatively old echo.
Phased array also helps with VExUS in patients with difficult windows and crowded rib spaces/subxiphoid area.

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