Key Points: ASD Overview: Atrial septal defects are congenital communications between the atria. Significant defects may remain unrecognized into adulthood, eventually causing right-sided volume overload, pulmonary hypertension, atrial arrhythmias, exercise…
Key Points: What It Is: Severe hyperkalemia can cause sudden, profound, symmetric muscle weakness or flaccid paralysis. Dr. Mattu has referred to this memorable presentation as “Impressive Syndrome,” a teaching…
Key Points: Definition: Hypokalemic periodic paralysis (HPP) is a rare disorder characterized by episodic, reversible flaccid muscle weakness associated with a shift of potassium from the extracellular space into skeletal…