8 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
intake, Gl loss, shift ... Hypomagnesemia #algorithm ... #differential # ... diagnosis #causes ... #nephrology #magnesium
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... (2% of facial nerve ... - Unilateral: Bell's ... #Causes #neurology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Redistribution/ Shift ... into cells ... #causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
- Differential ... Diagnosis Algorithm ... Transcellular shift ... Gittelman's syndrome • Magnesium ... #Hypokalemia #Nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... of the abducens nerve ... #Infections #differential ... InfectiousDiseases #Neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Brain stem/Cranial nerve ... - Repetitive nerve ... immunologic assay - MuSK ... Fluoroquinolones, Magnesium
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Causes of Hypotonic ... Diagnosis Algorithm ... Hemorrhage • CNS ... Peripheral Weakness - Nerves ... Botulism • Magnesium
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... Pleocytosis > 100 cells ... • Infectious causes ... brain and/or optic nerve ... #differential