20 results
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Nephron Pathophysiology ... ) Loop agents (eg ... Adenosine #Nephron #Pathophysiology ... Sites #Action #nephrology ... #pharmacology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Cheat Sheet 1) Rate ... in leads V1-3 (Right ... proportional to heart rate ... @AmyChung #EKG
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
- Right Bundle Branch ... with QRS ≥120 ms ... electrocardiogram #pathophysiology ... #ekg #ecg #cardiology
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
temperature loss but light ... MS: loss of proprioception ... vibration and light ... #Diagnosis #Neurology ... Review in Clinical Neurology
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
the pupillary light ... neuritis due to MS ... Later (1959), Levitan ... with the swinging light ... #Defect #RAPD #neurology
Management Algorithm for Status Epilepticus

• Assess airway, breathing, and circulation
• Pulse oximetry
• Electrocardiogram
• Finger stick (give
IV at a maximum rate ... acid 20-40 mg/kg ... IV at 1-5 mg/kg ... Management #Algorithm #Neurology ... #pharmacology #
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
proprioception, and light ... Syndromes #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Benign Prostatic Hyperplasia: Pathogenesis and Medications
Aging
 -> Increased Testosterone -> Testosterone metabolized into DHT by type
alpha-1 blockers (e.g ... -5 inhibitors (e.g ... Hyperplasia #Prostate #Pathophysiology ... #Medications #Pharmacology ... #Urology
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... aka Hudson's Mask ... not tolerate a tight-fitting ... mask (e.g. facial ... specified flow rate
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... degrees • Chills, night ... weight loss • Late ... CXR upright or lat ... • Vasculitis (e.g