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Category Differential diagnosis
CCC Critical Care Compendium 680

SVC Obstruction DDx

Obstruction of the superior vena cava results from mediastinal mass lesions. Features include a plethoric and cyanosed face with periorbital oedema, exophthalmos, conjunctival injection, and venous dilatation in the fundi, distended non-pulsatile neck veins and a positive Pemberton sign.
CCC Critical Care Compendium 680

Clubbing DDx

Clubbing is an abnormality of the fingertips with following features: beaked nails; loss of angle between nail bed and finger; increased AP width of finger tip; sponginess of proximal nail bed
CCC Critical Care Compendium 680

VF and VT DDx

Ventricular fibrillation and (pulseless) ventricular tachycardia mandate immediate CPR, advanced life support and correction of underlying causes.
CCC Critical Care Compendium 680

Tachycardia DDx

Tachycardia refers to heart rate >100/min in an adult. Tachycardias are classified as regular or irregular, narrow complex or wide complex. The underlying causes of tachycardia are legion
CCC Critical Care Compendium 680

Supraventricular tachycardia DDx

SVTs are supraventricular tachycardias, that can be either atrial tachydysrhythmias (such as atrial fibrillation) or atrioventricular tachydysrhythmias. This document concerns the latter.
CCC Critical Care Compendium 680

Chest pain DDx

The approach to non-traumatic chest pain requires the early recognition and exclusion of potential life threats, then further consideration of other causes.
CCC Critical Care Compendium 680

Bradycardia DDx

Bradycardia differential diagnosis. Bradycardia refers to heart rate <60/min in an adult; Bradycardias are classified as regular or irregular, narrow complex or wide complex; The underlying causes of bradycardia are legion
CCC Critical Care Compendium 680

Cardiac Failure DDx

In emergency medicine and critical care, the cardiac failure that primarily concerns us is acute heart failure syndrome (AHFS), which refers to rapid worsening of heart failure signs and symptoms, and has many possible causes.