19 results
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... (or low potassium ... Pathophysiology #cardiology
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
Causes: • Thrombocytosis ... potassium is high ... • No clinical ... Causes: • Seen ... • ECG findings
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... site/line where potassium ... minutes-hour) -Shift ... or dialysis • SLOW ... #high
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
commonly intermediate-low ... Case description ... prior signs or clinical ... common, so maintain high ... #clinical #Radiology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
130 mEq/L • Potassium ... Is Dangerous in Hyperkalemia ... transcellular shift ... • Saline Causes ... densa receives high
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Hypomagnesemia • Hypokalemia ... classified as: • Low ... percent PVCs/day • High ... #differential #cardiology
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
Diagnosis and Clinical ... , oral cavity) Caused ... Cataracts Labs: Hypokalemia ... levels following a low-dose ... disease, CT and/or MRI
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Case description ... • T1-weighted low ... weighted usually high-signal ... with peripheral low-signal ... #mri #clinical
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... extracellular shift ... Drug-associated: heparin, low-molecular-weight ... Differential #Diagnosis #High ... #Potassium #Classification
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
mental status and low ... ECG is vital while ... patient causing hypovolemia ... the determined cause ... algorithm #management #cardiology