Category Archives: Angiography and Interventions

Near-infrared spectroscopic imaging (NIRS) along with intravascular ultrasound (IVUS)

Posted on April 3, 2013 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

A new combination catheter system with ability for intravascular ultra sound imaging (IVUS) along with near-infrared spectroscopic imaging (NIRS) has been developed as the TVC Imaging System TM [..]

Angiography and Interventions

Newer imaging modalities for evaluation of coronary atherosclerosis

Posted on April 2, 2013 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Some of the newer imaging modalities for assessing coronary atherosclerosis beyond conventional coronary angiography (CAG), computerized tomographic coronary angiography (CTCA) and intravascular ultrasound (IVUS) are: OCT: Optical coherence [..]

Angiography and Interventions

Clopidogrel and statin releoad protects against early cerebral ischemic events

Posted on March 31, 2013 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

ARMYA-9 CAROTID study [Patti G et al. Strategies of Clopidogrel Load and Atorvastatin Reload to Prevent Ischemic Cerebral Events in Patients Undergoing Protected Carotid Stenting: Results of the [..]

Angiography and Interventions

Rotational atherectomy (PTCRA)

Posted on September 18, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Percutaneous transluminal coronary rotational atherectomy (PTCRA) is the technique by which a diamond coated burr rotating at high velocity is used to pulverize the atherosclerotic plaque into tiny particles, usually [..]

Angiography and Interventions

PTCA balloon inflation at OM lesion

Posted on September 17, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Inflation of PTCA (percutaneous transluminal coronary angioplasty) balloon positioned across the stenosis of obtuse marginal (OM) branch of the left circumflex coronary artery. This step was the final [..]

Angiography and Interventions

PTCA balloon at obtuse marginal (OM) lesion

Posted on September 17, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Left coronary angiogram (partially filled frame) showing PTCA (percutaneous transluminal coronary angioplasty) balloon positioned at a lesion in the obtuse marginal (OM) branch of the left circumflex coronary [..]

Angiography and Interventions

Floppy guide wire in obtuse marginal lesion

Posted on September 17, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Floppy guide wire in obtuse marginal lesion Left coronary angiogram in RAO (right anterior oblique) caudal view showing tight stenosis (light cyan arrow) of proximal segment of obtuse [..]

Angiography and Interventions

Tight OM Lesion – Coronary angiogram – RAO caudal view

Posted on September 16, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Left coronary angiogram in right anterior oblique (RAO) caudal view, showing a tight lesion in the obtuse marginal (OM) branch of the left circumflex (LCX) coronary artery. LAD: [..]

Angiography and Interventions

Right coronary sinus injection

Posted on August 30, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Right coronary aortic sinus injection is done to check the position of the origin of the right coronary artery when there is difficulty in engaging the right coronary [..]

Angiography and Interventions

Non dominant left circumflex coronary artery

Posted on August 29, 2012 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Non dominant left circumflex coronary artery seen on left coronary angiogram in right anterior oblique (RAO) caudal view. Non dominant artery is the one which does not cross [..]

Angiography and Interventions