MRCP UK EXAMINATIONS

CARDIOLOGY

VENTRICULAR SEPTAL DEFECT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the earliest signs of digoxin toxicity in children are (select all):
A
Vomiting
B
Changes in heart rate and rhythm
C
Dysrhythmias
D
Blurred Vision
E
Lethargy
Explanation: 

Detailed explanation-1: -In infants and small children, the earliest signs of overdose are changes in the rate and rhythm of the heartbeat. Children may not show the other symptoms as soon as adults.

Detailed explanation-2: -The clinical features of toxicity are often non-specific. They commonly include lethargy, confusion and gastrointestinal symptoms (anorexia, nausea, vomiting, diarrhoea and abdominal pain). Visual effects (blurred vision, colour disturbances, haloes and scotomas) are rarer in contemporary practice.

Detailed explanation-3: -signs of digoxin toxicity (too much digoxin in the blood):-slower heartbeat than normal.-dizziness.-pale color.-extreme weakness or tiredness.-clammy or sweaty skin.-loss of appetite. signs of allergic reaction:-rash or hives.-wheezing.-trouble breathing-call 911.

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