8 results
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
EABV) - Consider: Hypovolemia ... Primary polydipsia, Low ... #diagnosis #differential ... #algorithm #causes ... #nephrology
Causes of Wide Pulse Pressure - Differential Diagnosis
Physiologic:
 • Advanced age-arteriosclerosis (less compliant arteries)
 • Well
Causes of Wide Pulse ... Pressure - Differential ... disorders: - aortic ... intravascular hypovolemia ... #cardiology
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential ... tardus (delayed/slow ... Abnormalities #Disorders #Cardiology ... #Differential # ... Diagnosis #Algorithm #causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... can be high or low ... Present (Uosm ≥100): Hypovolemia ... #differential # ... table #sodium #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Hyponatremia - Differential ... : • Hypovolemia ... Algorithm #diagnosis #causes ... #nephrology #sodium ... #low
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... diminished, or tender pulses ... • Complement (Low ... #rheumatology #classification
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... disease (e.g., aortic ... Hypoglycemia • Hypovolemia ... #Palpitations #Cardiology ... #Differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Disorders: • Hyperkalemia ... Tower sign) and low-amplitude ... Post-cardioversion • Acute aortic ... #diagnosis #cardiology