Part of our series on hyponatraemia - where we tackle the causes of low sodium using a systematic approach. This video series is best watched from the start. Hyponatramia EXPLAINED: https://youtu.be/3QunAw5l0w8 Pseudohyponatraemia: https://www.youtube.com/watch?v=laQRt... True Hyponatraemia: https://www.youtube.com/watch?v=1krkd... Primary Polydipsia: https://www.youtube.com/watch?v=p05lj... Urine Osmolality vs Serum Osmolality: https://www.youtube.com/watch?v=0KUCw... Adrenal Insufficiency: https://www.youtube.com/watch?v=YZBpg... Fluid Assessment: https://www.youtube.com/watch?v=QOjzN... Hypovolaemia: https://www.youtube.com/watch?v=hq8u_... Oedematous Conditions: https://www.youtube.com/watch?v=9Rb3T... SIADH: https://www.youtube.com/watch?v=xS7m1... You only need five pieces of information to make a diagnosis! They are: 1. Serum sodium 2. Serum osmolality 3. Urine osmolality 4. Urine sodium 5. An assessment of the patient's fluid balance Causes include: Pseudohyponatraemia Primary polydipsia Adrenal insufficiency Hypovolaemia Oedematous States SIADH And take it from there! Hope you enjoy these videos - leave us some feedback and tell us what you'd like to see us cover next! REFERENCES: 1. Kearney T, Giritharan S, Kumar M. 2014. Endocrinology. In: Kalra, PA. Essential Revision Notes for MRCP (Fourth Edition). PasTest. pp 121 - 123 2. Longmore M, Wilkinson IB, Davidson EH Foulkes A, Mafi AR. 2010. Clinical chemistry. In: Oxford Handbook of Clinical Medicine (Eight Edition). Oxford Press. pp 676 - 708 3. Ballinger A. 2012. Endocrine disease. In: Essentials of Kumar & Clark's Clinical Medicine (Fifth Edition). Saunders Elsevier. pp 607-667 MUSIC: George Street Shuffle Hep Cats Pamgaea All courtesy of Kevin Mcleod at Incompetech.com
Hypovolaemia (Hyponatraemia) - YouTube |
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