24th May 2022

PoCUS: A Reliable Diagnostic Tool

The landscape of healthcare is ever-changing across the globe. The use of PoCUS, or Point of Care Ultrasound testing has improved the accuracy and speed of diagnostic testing. This has bridged the gap between the onset of symptoms and the implementation of the right treatment. The morbidity in critically-ill patients can be decreased when the diagnosis time gets reduced. Thanks to point-of-care testing for enhancing diagnosis efficiency and thereby better patient outcomes. Henceforth, there has been a rise in seeking the point of care ultrasound certificate among aspirants. The article focuses on the major clinical scenarios where PoCUS plays a crucial role.

Undifferentiated shock

Tissue hypoxia or undifferentiated shock occurs mainly due to circulatory failure, and the outcome in hypotension. Identifying the reason behind the shock condition and treating the patient is key to improving his/her condition. Point-of-care testing in undifferentiated shock patients enables for accurate and fast diagnosis of major types of shocks, like cardiogenic, hypovolemic, distributive, and obstructive. Several scanning devices can help with the assessment, but PoCUS narrows the differential diagnosis and helps in the precise treatment plan via ultrasound imaging of the heart, vena cava, lungs, and the presence of free fluid in the abdomen.

Cardiac arrest

Despite the presence of several advanced cardiac treatment support devices, PoCUS is still considered the common diagnostic tool used during cardiac resuscitation. For the patients suffering from Pulseless Electrical Activity (PEA), point-of-care ultrasound testing can help to identify the causes of PEA like cardiac tamponade, tension pneumothorax, pulmonary embolism, and so on. Moreover, the diagnostic testing using PoCUS can also identify the increased right ventricular strain, an absence of lung sliding, new tricuspid regurgitation, pericardial effusion, etc. This allows the medical expert to perform the necessary treatment like tube thoracostomy, pericardiocentesis, etc., and save lives. Because of the excellent prognosis possibilities, the popularity of point of care ultrasound cme courses has increased.

Trauma care

The role of PoCUS in trauma patients plays a significant role in the medical fraternity around the world. It helps in detecting pneumothorax, pericardial tamponade, intraperitoneal hemorrhage, and so on. Simple abdominal ultrasound imaging often fails to differentiate the source of bleed in patients. This can be critical as the life and death of the patient depend on the source of bleeding in trauma patients. Every year thousands of people lose their lives due to trauma incidents. Thanks to the presence of PoCUS, or Point-of-Care Ultrasound imaging devices that can reveal important clinical information about hemodynamically unstable trauma patients. The critical imaging captured by the PoCUS can be extremely helpful for the doctor to perform the apt treatment procedure.


PoCUS has been a life-saving technology for critically-ill and emergent patients. The potential of going inside the human body in real-time without the fear of radiation and thereby narrowing down the diagnoses in the evaluation of the patient. PoCUS renders accuracy in diagnosis, implements proper management, and enhances overall patient care and wellbeing. This is the reason behind the popularity of taking up point of care ultrasound cme certification.