12 results
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Diagnosis Algorithm UOsm ... Cortisol deficiency UOsm ... Primary polydipsia, Low ... hyponatremia #diagnosis #differential ... algorithm #causes #nephrology
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology ... Hyponatremia #Algorithm #Pathophysiology ... #Diagnosis #Differential ... #Nephrology #UOsm
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
• ADH Present (Uosm ... can be high or low ... Primary polydipsia), Low ... #Hyponatremia #differential ... table #sodium #nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... osmolality > 300 mosm ... nutrition), Azotemia LOW ... Polydipsia #Polyuria #Differential ... Diagnosis #Algorithm #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... mechanism ≤ 600 mOsm ... • Euvolemic (Low ... Hypernatremia #Differential ... Workup #Algorithm #nephrology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Evaluation of a Comatose ... consciousness Differential ... • Mutism Pathophysiology ... caseyalbin #PhysicalExam ... #neurology #comatose
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow ... response to dark; • Slow ... Young females Differential ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... Decreased Intake: • Low ... Hypochloremia #Differential ... Diagnosis #Algorithm #Pathophysiology ... #Nephrology #Chloride
Ocular Dipping in Anoxic Brain Injury after Cardiac Arrest on Physical Exam

Bobbing goes down fast
Dipping goes
Dipping goes down slow ... are seen only in comatose ... Dipping #Anoxic #neurology ... clinical #video #physicalexam
Tandem Gait Ataxia in Atypical Parkinsonism

How to differentiate Parkinson’s disease from atypical Parkinsonism in a jiffy?
Parkinsonism How ... to differentiate ... clinical #video #physicalexam ... #neurology