A 40 year old female patient complains of breathlessness. Patient gives a history of chest trauma 4 hours ago. General physical examination reveals altered mental status. Further investigations suggest- Blood pressure-80/60 mmHg. Heart rate- 120 bpm. Muffled heart sound. Jugular venous pressure- raised. Pulsus paradoxus - present. The patient is in which type of shock?
High-Yield Explanation
Note- Jugular venous pressure is high in cardiogenic and obstructive shock.
Cardiac tamponade caused by chest trauma may lead to obstructive shock.
Muffled heart sound, hypotension, raised JVP → Beck’s triad → symbolises cardiac tamponade a cause for obstructive shock.