23 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Hypocalcemia, Hypomagnesemia ... #differential #diagnosis ... #table #neurology
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... DrEricStrong #Hypermagnesemia ... #Differential #Diagnosis ... High #Magnesium #Table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Primary intestinal hypomagnesemia ... DrEricStrong #Hypomagnesemia ... #Differential #Diagnosis ... Low #Magnesium #Table
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Differential Diagnosis ... - Polyuria - Hypomagnesemia ... #Differential #Diagnosis ... Low #Potassium #Table
Symptoms and Signs of Hypomagnesemia
Neuromuscular:
 - Tetany, Muscle weakness, Chvostek and Trousseau signs, Cerebellar (ataxia, nystagmus,
Symptoms and Signs of Hypomagnesemia ... Muscle weakness, Chvostek ... Hypocalcemia, Anemia #Hypomagnesemia ... Symptoms #Signs #diagnosis
Point-of-care lung ultrasound for diagnosis of Pneumocystis jirovecii pneumonia: notes from the field
Table 3: Description of
ultrasound for diagnosis ... from the field Table ... findings #EBM #Diagnosis ... #POCUS #Lung #Findings
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... abnormaüties Hypomagnesemia ... TorsadesDePointes #Diagnosis
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
areas #COVID19 #POCUS ... Ultrasound #Comparison #Table ... #Diagnosis
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
will correctly diagnose ... implies being able ... it has a narrow focus ... #Calculation #Table
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Contrast #CT #MRI #POCUS ... #differential #diagnosis ... #comparison #table