Episodes of Palpitations

24 y/o M with no PMHx originally presented to an urgent care for a sore throat. During physical exam at the urgent care he was found to be tachycardic with a systolic ejection murmur. ECG was ordered at urgent care and he was found to have the tracing shown above. Sent to the ED where his labs were significant for a mildly elevated troponin (0.08 - <0.02 is normal). Echo and 2-view CXR were also ordered. No chest pain, no syncope/near syncope, no dyspnea on exertion, no orthopnea, no SOB, no cough, he denies palpitations but does endorse being conscious of a few episodes of rapid heart rate in the past few months. What more would you like to know? What is the most likely diagnosis? How would you treat?

55yrs lady presented with dyspnea cough, Chest pain and fever since a week. she is unable to even stand. HR 126/min spo2 90% BP 80 systolic. Rv neg, sr creat 1.5 , sr bil 5.5. WBC raised. left sided breath sounds reduced. plz comment.

A 63-year-old male presents to the ED with cough with sputum associated with fever since last 4month, History of Pulmonary tuberculosis 1 year back pt didn't take complete course of ATT. Associated symptoms include weight loss, breathlessness. The patient reports no chest pain, hemoptysis, orthopnea, paroxysmal nocturnal dyspnea, palpitations, or lower-extremity swelling. On physical examination, the patient's tempt is 98.4°F . His PR is 92beats/min, with a regular rhythm. His BP is 100/60 mm Hg. The patient's RR is 22 breaths/min, TLC count is 10500, serum sodium 132 with SpO2 96% while breathing room air. His chest is nontender on palpation, and expands symmetrically. The abdominal, cardiac and neurologic examinations are unremarkable. The patient has no cyanosis, clubbing, or edema of the extremities. What's the likely diagnosis and treatment?

70 yrs female presented with chronic cough and dyspnea. these symptoms increased with asso fever since 3 days. BP 90/60 mmhg.HR 100/min,spo2 75% , needed NIV on admission.bil fine crepts and wheezing present. Rv neg. lab,cxray,echo,ct thorax is displayed. plz discuss.

a38 yr old Male patient presented with history of chest discomfort palpitations and sob fever, fever subsided in 3day's but palpitations and sob persisted for the past 15 days ,2decho normal study, aso titre positive 1 in 4 dilutions ECG , CXR attached diagnosis and treatment please, pt in class 4 dyspnea