Flashcards in DVT & PE Deck (15)
What are the three components of Virchow's triad?
Why is D-dimer not a diagnostic test for DVT/PE?
It is raised in other pathologies - infection, MI, surgery, liver disease, pregnancy
What are some of the signs/symptoms of DVT?
Localised pain over deep vessels
What investigations should be done for DVT?
Duplex scanning ultrasound
What is Venous Plethysomography?
A method used for measuring changes in volume in an extremity e.g. the leg
What is the immediate treatment of DVT?
Anti-coagulation with LMWH & warfarin
What is the long term treatment for DVT?
TEDs for 6 weeks
What is Phlegmasia Dolens?
A severe form of DVT causing obstruction of arterial inflow threatening the life of the limb
What is the treatment for phlegmasia dolens?
Femoral arterial line
What are the four classifications of PE?
Massive - with shock or syncope
Major with right-ventricular dysfunction
Major with normal right-ventricular function
What are some of the symptoms of PE?
Pleuritic Chest Pain
What are some of the signs of PE?
Tachypnoea, hypotension, cardiorespiratory arrest
Fourth heart sound
Oligemia on CXR (segmental loss of pulmonary vasculature)
Signs of Pleural effusion
Consolidation on CXR
What investigations should be done if a diagnosis of PE is suspected?
Arterial blood gases
Angiography- rarely done
ECG- S1Q3T3 only seen in 20%
What is the first line treatment in PE?
Anticoagulation with LMWH