Synonym: Crown of Death Definition: Retropubic vascular anastomoses between the obturator and external iliac systems Location: Behind the superior pubic ramus at varying distance from the symphysis pubis (range 40-96 mm) Morphologies: a. Arterial corona mortis (8-65% incidence): b. Venous corona mortis (40-96% incidence): c. Combined arterial and venous corona…
Tag: Cardiovascular system
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Unpaired Branches of Abdominal Aorta : Mnemonic
Celiac trunk Superior mesenteric artery (SMA) Inferior mesenteric artery (IMA) Level T12 L1 L3 Branches LHS (Left Hand Side) MRI (distal to proximal) LeSS 1. Left gastric artery Middle colic artery Left colic artery 2. common Hepatic artery Right colic artery Sigmoid arteries 3. Splenic artery Ileocolic artery Superior rectal…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Antiarrhythmics Classification (Vaughan Williams)
Understand the conducting system of heart, cardiac action potential and pacemaker action potential. Mnemonic to remember Vaughan Williams classification for anti-arrhythmic – Some Block Potassium Channel DAAM! Mnemonic Class Mechanism of action Comments Example Use Some IA Sodium channel blocker (moderate)Intermediate action Moderate ↓ phase 0 slope↑ EFR & AP…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Internal and External Jugular Veins with Mnemonics
Jugular veins are the veins that take blood from the head to the heart via Superior Venacava (SVC). Internal Jugular Vein (IJV) External Jugular Vein (EJV) Formation (Drains from) Inferior petrosal sinus + Sigmoid sinus (At or just distal to Jugular foramen) Posterior div. of retromandibular vein + Posterior auricular…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Branches of Celiac trunk, Superior and Inferior mesenteric arteries and veins
Celiac trunk (T12) Mnemonic: LHS (Left Hand Side) Supplies Foregut (Upto opening of bile duct in 2nd part of duodenum) 1. Left gastric artery 2. Hepatic artery (common) 3. Splenic artery Superior Mesenteric Artery (L1) Mnemonic: IMRIS Supplies Midgut (Upto proximal 2/3 of transverse colon) 1. Inferior pancreaticoduodenal artery 2….
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Inferior Venacava (IVC) Tributaries and Abdominal Aorta Branches : Mnemonic
Inferior Venacava (IVC) Tributaries Mnemonic: I Like To Rise So Incredibly High 1. common Iliac veins (L5) – Origin or Formation 2. Lumbar veins (L1-L5) 3. Testicular/gonadal veins – right (L2) 4. Renal veins (L1) 5. Suprarenal veins – right (L1) 6. Inferior phrenic veins (T8) 7. Hepatic veins (T8)…
Emergency Medicine 
Aortic dissection
Risk factors Mnemonic: ABCDE Pathophysiology Intimal tear allows blood to enter between intima-media space creating a false lumen. Blood may propagate proximal or distal to tear. Clinical features Investigations Classification and Management Stanford DeBakey Description Frequency Management Mnemonic: BAD Mnemonic: A for A; B for B A (Ascending aorta involved)…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Mediastinum : Simplified
It is the region in thoracic cavity between the pulmonary cavities (covered by mediastinal pleura and excludes the lungs). Extent: Thoracic outlet (1st rib) to Diaphragm (T12) Superior mediastinum: Upper extent Thoracic outlet Contents (superficial to deep) 1. Glands (Thymus and Lymph nodes)2. 3 Veins (Brachiocephalic Lt. and Rt. and…