Nephrology Archives - The Emergency Medical Minute

Nephrology

Podcast 718: Renal Failure Follow Up

Contributor: Aaron Lessen, MD Educational Pearls: Patients with acute renal failure often need medical management for hyperkalemia Those with severe electrolyte derangements or absent renal function may need emergent dialysis as well Dialysis catheters are 12 or 14 french catheters placed in the right internal jugular or left subclavian Placement is very similar to a…

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Podcast 717: A cautionary tale of renal failure

Contributor: Aaron Lessen, MD Educational Pearls: Hyperkalemia can cause EKG changes such as a widened QRS The fastest electrolyte results can be obtained off a VBG with electrolytes¬† or point-of-care labs Hyperkalemia may be reported as “hemolyzed” which indicated lysis of red blood cells and artificial elevation of the potassium level. However, always keep in…

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Lithium Overdose: The Tale of a Light Metal and its Skinny Therapeutic Index

Lithium Overdose: The tale of a light metal and its skinny therapeutic index Chief Complaint: Lithium Overdose HPI: Patient is a 39-year-old male with a past medical history of schizoaffective disorder, alcohol abuse, and prior suicide attempt by drug overdose who presents today due to another suicide attempt. Patient states that his girlfriend recently passed…

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Podcast # 472: SMART Crystalloids

Author: Gretchen Hinson, MD Educational Pearls: In most healthcare settings, normal saline (NS) has become ubiquitous as an intravenous fluid despite some potential drawbacks Compared to normal saline, a balanced crystalloid (either lactated Ringer’s or Plasma-Lyte) was associated with a lower composite endpoint of mortality, renal replacement therapy, and renal injury in SMART (Isotonic Solutions…

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Podcast # 420: CT Contrast and the Kidneys

Author: Don Stader, MD Educational Pearls:   Recent meta-analysis has demonstrated that there is no significant risk for kidney injury from CT contrast Most kidney injury ¬†seen after contrast CTs were due to other underlying illnesses (sepsis, hypovolemia, etc.) Older contrast agents likely did have nephrotoxic effects but this appears to be a thing of…

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Podcast # 365: Renal Trigger Point Injections

Author: Erik Verzemnieks, MD Educational Pearls: Single study in Japan demonstrated possible effectiveness of renal colic trigger point Patients had injection at the area of maximal tenderness on palpation of the flank Compared to a muscle relaxer, injection of local anesthetic at the trigger point had faster time to pain relief and fewer rescue therapies…

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