9 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... angiography • Primary ... Oral sodium loading ... #Hypertension #Differential ... Screening #Workup #table
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... water intake (Primary ... #Hyponatremia #differential ... #diagnosis #table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Chloride Algorithm ... alkalosis • Normal/low ... the indicated causes ... the excretion of sodium ... #nephrology #differential
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Transient K+ efflux moving ... Vaughan Williams Classification ... : CLASS 1 - Sodium ... Block K+ channels (primarily ... #Pharmacology #Classification
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Pardee's sign" + PPD ... Tower sign) and low-amplitude ... dissection • Sodium-channel
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Primary adrenal ... Drug-associated: heparin, low-molecular-weight ... #Hyperkalemia #Differential ... High #Potassium #Classification
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
monkeypox virus or to differentiate ... should use this algorithm ... risk of smallpox –low ... specimens from low ... See table below