66 results
diagnosis nephrology differential algorithm management hyponatremia sodium hematuria low urology clinical hypokalemia syndrome workup alkalosis blood casts metabolic microscopy polyuria
Hyponatremia Diagnosis Algorithm UOsm ≥ POsm - Vasopressin-Dependent • UNa < 20 mEq/L - Appropriate (↓ EABV)
Cirrhosis • UNa ... Inappropriate - Consider: SIADH ... solute intake, Renal ... differential #algorithm #causes ... #nephrology
Volume Based Approach to Hyponatremia Hypovolemic, Serum uric acid >4 • Urine Na <20: Extra-renal losses •
Na <20: Extra-renal ... Na >30: Renal losses ... uric acid <4 • SIADH ... Na > 30: Renal ... #sodium #low #nephrology
Physiologic Approach to Hypotonic Hyponatremia The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... restriction alone in SIADH ... Present (Uosm ≥100): SIADH ... table #sodium #nephrology
SIADH Treatment Options 1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... Treat underlying cause ... 0.9% NS • If Urine ... osmolality < 538 AND UNa ... #treatment
Management of SIADH Treat underlying cause: • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... Saline: • If Urine ... osmolality < 538 AND UNa ... #hyponatremia #nephrology ... #treatment
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid ADH promotes Urea/uric acid excretion along with water
Osmolarity 2) Urine ... Osmolarity 3) Urine ... Low Uric Acid → SIADH ... High Uric Acid → renal ... Diagnosis #Algorithm #nephrology
Hematuria - Differential Diagnosis Framework Gross Hematuria: Red/Dark urine • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... examination of urine ... #urology #nephrology ... #renal #urine #
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis Baseline Investigations: full blood count with differential,
differential, urine ... dipstick, urine ... osmolarity If cause ... blood culture, urine ... #causes
Hematuria Workup and Diagnosis Algorithm • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
WBCs, or urine ... → Urine culture ... proteinuria, RBC casts ... for renal biopsy ... if cause not identified
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm Radiculopathy: • Disc • Spondylosis •
Causes of Peripheral ... Carpal Tunnel • Ulnar ... Infection #Peripheral ... Weakness #Sensory #Neurology ... Diagnosis #Algorithm #Causes
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