52 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Guillain-Barré syndrome ... Hyperthyroidism, Serotonin ... syndrome, Eclampsia ... #differential # ... diagnosis #table #neurology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... and Gitelman syndrome ... - Acquired: Medications ... #differential # ... #nephrology #magnesium
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential ... 2-2.5% or 24h Urine ... 2-2.5% or 24h Urine ... • Gitelman's syndrome
Serotonin Syndrome Drug Precipitants and Pharmacology
↑ Serotonin Formation: Tryptophan, Oxitriptan
↑ Serotonin Release: Amphetamines, Cocaine, Mirtazapine
↑ Serotonin
Serotonin Syndrome ... Pharmacology ↑ Serotonin ... #Syndrome #Pharmacology ... #medications #causes ... #differential #
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... of magnesium = (urine ... #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Renal Loses - Medications ... - Hungry bones syndrome ... #Differential # ... Classification #Causes
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential ... vasoconstriction syndrome ... Toxic: Alcohol, Medication ... Hyponatremia, Hypomagnesemia ... #neurology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Renal loss • Medication ... • Hypomagnesemia ... • Bartter's syndrome ... Diagnosis #Algorithm #Causes
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
hypokalemia and hypomagnesemia ... renal Fanconi syndrome ... #Medications #differential ... #diagnosis #nephrology ... #Causes #hypomg
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Injury (AKI) - Differential ... Abdominal Compartment Syndrome ... Kidney #Injury #Differential ... #Diagnosis #nephrology ... #causes #algorithm