29 year old male presente...

A 29-year-old male presented with a history of retrosternal chest pain, which was diffuse and radiating to both arms. The patient also reported dyspnea and dizziness upon standing. There was no history of fever, but there was a family history of early CVD, as the patient's father had a massive myocardial infarction at the age of 55. The patient's blood pressure was palpatorily measured at 80 mmHg post bolus of 1-pint crystalloid, and it increased to 90/60 mmHg. Pulse feeble - No radio radial or radio femoral delays Cardiac ausculation - normal Respiratory - mild tachypnea rest normal. Above ECG was obtained - POCUS - global hypokines EF - 30-40 percent IVC - dilated but collapses with inspiration. Lungs - universal A profile. Normal pleural slide with no effusions . Suggest an appropriate diagnosis for the patient