Dehydration EKG/ECG Stroke 
Dr. Smith's ECG Blog
FEBRUARY 29, 2016
He is worried that he may be dehydrated. In accordance with the last case (in which the patient presented only with vomiting and diarrhea), an ECG was recorded : (Figure 1) Someone thought this was slow VT with a "northwest" axis (towards aVR, or -135 degrees), but there are definite P-waves (with a long PR interval).
EMDocs
MAY 15, 2024
Other causes of sickling: acidosis, dehydration, inflammation, infection, fever, and blood stasis Sickling leads to vascular occlusion, end-organ ischemia, and decreased RBC lifespan, which, in turn, leads to pain crisis, acute anemia, sequestration, infection, and acute chest syndrome (ACS.) ECG: Evaluate for ischemia, right heart strain.
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EMDocs
MAY 28, 2024
Other causes of sickling: acidosis, dehydration, inflammation, infection, fever, and blood stasis. ECG: Evaluate for ischemia, right heart strain. Fluid management Goal is euvolemia Dehydration – needs IV fluid resuscitation. HbS has reduced solubility in the setting of hypoxia, leading to sickling of the RBCs.
Dr. Smith's ECG Blog
APRIL 26, 2017
Note 2 other similar cases at the bottom that come from my book, The ECG in Acute MI. Case While I was busy seeing patients, a resident brought me this ECG of a 60-something with a history of syncope only. There was no chest pain or SOB at the tim of the ECG: Computerized QTc is 464 ms A previous ECG from 8 years prior was normal.
Dr. Smith's ECG Blog
MARCH 15, 2023
Here is her EKG: What is unusual about this? Here is the ECG after ibutilide: What do you notice? Here is the post-cardioversion ECG: Sinus rhythm, still with the longer QT interval. For more on SSS — See My Comment at the bottom of the page in the July 5, 2018 post in Dr. Smith’s ECG Blog. She was on no medications.
Mind The Bleep
JUNE 18, 2023
environmental factors, pain, infection, dehydration, electrolyte disturbance, head injury, medication etc) Does the individual have capacity? It is important to complete an ECG prior to initiating pharmacological therapy as drugs, such as antipsychotics can prolong the QT interval, increasing the risk of arrhythmias.
Taming the SRU
APRIL 13, 2023
stent, percutaneous nephrostomy) by urology or IR Hypokalemia evaluate for EKG changes assess for underlying cause and factors that may influence ability to replete (i.e. Vaishnav Hyperthermia: abnormally high body temperature due to thermoregulatory failure Severe hyperthermia: temp greater than 40.5C
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