A 30-year-old female presents with a 3-month history of 10kg weight loss despite an increased appetite. She also complains of anxiety, diarrhea and amenorrhea. Examination reveals a fine tremor, brisk reflexes and a systolic murmur heard throughout the precordium. A urine pregnancy screen was negative. What is the most likely finding on examining the pulse?

Female, weight loss in spite of appetite, amenorrhea, tremors, brisk reflexes are features of Thyrotoxicosis Option A- Pulses Paradoxus is feature of C. Tamponade it is ruled out Option B- Collapsing pulse- Rapidly rising pulse, which collapses suddenly as aerial pressure falls rapidly, during late systole and diastole (Corrigan's pulse). -Feature of aoic regurgitation & AR have Diastolic murmur. Option C- Thyrotoxicosis can be Associated with A. fibrillation. So, irregularly irregular pulse can be presentation of Thyrotoxicosis. Option D- Pulsus Alternans is feature of LVF.