123 results
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... QT: "antis and hypos ... antiarhythmics, hypo ... K, hypo Mg, congenital ... #Approach #ECG
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Malabsorption (steatorrhea ... #pharmacology #hypomg
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
or peripheral neurologic ... Acromegaly - Hypo ... Hyperparathyroidism - Hypo ... differential #causes #neurology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
Osmotic Diuretics (e.g ... Loop Diuretics (e.g ... 4) Thiazides (e.g ... Potassium-sparing (e.g ... Pathophysiology #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... • Pregnancy Hypo-osmolar ... #Hyponatremia #Nephrology
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Osmotic diuretics (e.g ... Loop diuretic (e.g ... Thiazides-type diuretics (e.g ... Potassium-sparing diuretics (e.g ... #pharmacology #nephrology
Reversible Neurocognitive Disorders (Reversible Causes of "Dementia")
 • Structural/Mass: Subdural Hematoma, NPH, Intracranial tumor
 • Infection:
• Endocrine: Hypo ... encephalitis, Hypo ... diagnosis #causes #neurology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... • Pregnancy Hypo-osmolar ... #Hyponatremia #Nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic ... Algorithm #Diagnosis #Nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
differential #diagnosis #nephrology ... #Causes #hypomg