Hypocalcaemia

Hypocalcaemia (low serum calcium) causes a long QT interval.

See also: Electrolytes

Can you add to the information on this page?

This ECG Archive is an academic, non-commercial #FOAMed project aiming to crowdsource a free open access database of ECGs and signs. If you include your personal details such as your name you will be attributed for your contribution, unless you tell us that you don't want this to happen. Personal contact details such as email addresses will not be published but may be used to email you in reply. Full project details and participant information available here.

Topics

References

9 ECGs found. Sort by:
TitleDate
ASCDESC
Show:
31030
per page.
Columns: per page.
In the ECGquest archives, this ECG has been tagged with: - Vomiting Weakness Long QT Hypocalcaemia 12-Lead Dr Smith's ECG Blog Dr Ken Grauer CC BY-NC
A Pathognomonic ECG. What is it?

This ECG is from a patient of unknown age who presented with weakness, decreased urine output and vomiting.

This ECG shows long QT due to a long ST segment without altering the T wave, caused by hypocalcemia.

In the ECGquest archives, this ECG has been tagged with: - Long PR Long QT Wide QRS Hyperkalemia Hypocalcaemia 12-Lead ECG of the Week CC-BY-NC-SA
ECG of the Week – 31st December 2018 – Interpretation

This ECG is from a woman in her 30s who presented with cramping following thyroid surgery.

This ECG shows prolonged QT due to long ST segment, no U waves, but also a prolonged QRS and PR. There was hypocalcemia, mild hyperkalemia and hypermagnesemia.

In the ECGquest archives, this ECG has been tagged with: - Loss of consciousness Long QT Peaked T waves Hyperkalemia Hypocalcaemia 12-Lead Dr Smith's ECG Blog CC BY-NC
Found comatose with prehospital ECG showing “bigeminal PVCs” and “Tachycardia at a rate of 156”

This ECG is from a patient with a history of diabetes who was found with a GCS of 4.

This ECG shows sinus rhythm with peaked T waves that were so narrow they were mistaken for separate QRS complexes. The cause was hyperkalemia due to acute renal failure.

In the ECGquest archives, this ECG has been tagged with: - Diarrhoea Normal Axis Normal rate Regular Standard Calibration Inferior ST depression Lateral ST depression Long QT Narrow QRS Normal PR Normal Sinus Rhythm Hypocalcaemia Hypomagnesaemia 12-Lead ECG of the Week Dr John Larkin CC-BY-NC-SA
ECG of the Week – 29th January 2018 – Interpretation

This ECG is from a man in his 60s presented with several weeks of diarrhoeal illness following overseas travel. He had a past medical history of ischaemic cardiomyopathy. His medications included warfarin, a beta-blocker, a PPI, an ACE inhibitor and diuretics.

In the ECGquest archives, this ECG has been tagged with: - Long QT Hypocalcaemia Rhythm Strip LITFL Dr Edward Burns CC-BY-NC-SA
DiGeorge’s syndrome Ca 1.32

This ECG is from a patient with DiGeorge's syndrome.

In the ECGquest archives, this ECG has been tagged with: - Normal rate Long QT Hypocalcaemia 12-Lead LITFL Dr Edward Burns CC-BY-NC-SA
Hypoparathyroidism Ca 1.4

This ECG is from a patient who had undergone thyroidectomy.

In the ECGquest archives, this ECG has been tagged with: - Chronic kidney disease Weakness Normal Axis Flat ST segment Long QT Peaked T waves Hyperkalemia Hypocalcaemia 12-Lead ECG Guru Dawn Bean Altman Dr Ken Grauer Jason Roediger CC-BY-NC-SA
Electrolyte Effects

This ECG is from a woman in her 40s who presented with weakness and hyperglycemia on a background of diabetes mellitus.

In the ECGquest archives, this ECG has been tagged with: - Long QT Hypocalcaemia 12-Lead Dr Smith's ECG Blog CC BY-NC
A Pathognomonic ECG

This ECG is from an elderly woman who presented with altered mental status.

This ECG shows a very prolonged QT interval due to a long ST segment, caused by hypocalcemia.