a. Interosseous: Extend deeply, directly between two bones Radioscapholunate (RSL) aka Ligament of Testut (neurovascular conduit to SL ligament) Scapholunate (SL) and Lunotriquetral (UL) – volar, dorsal and proximal fibrocartilaginous membrane components Capitohamate (CH) b. Palmar-proximal V: Converge as an “upside-down V” from the radius/ulna to lunate Radio-luno-triquetral (RLT) –…
Tag: Orthopedics
Section Editor: Dr. Sulabh Kumar Shrestha, MBBS, PGY1 Orthopedics
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Shoulder X-ray views
Shoulder X-ray views AP Shoulder: in plane of thorax AP in plane of scapula: Angled 45 degrees lateral Scapular Y lateral: Erect with opposite shoulder rotated 40 degrees out and beam centered on spine of scapula (shoulder dislocations and scapula fractures) Supraspinatus outlet view: Scapular Y view with beam caudally…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Pelvis X-ray : Simplified Approach
Views AP pelvis: patient supine and the x-ray beam oriented 90 degrees to the patient’s long axis, passing through the patient from anterior to posterior Pubic symphysis and coccyx in straight line in middle of screen with 1-3cm between superior pubic symphysis and tip of coccyx Greater and lesser trochanters…
Clinical Skills and Approaches 
C-spine X-ray : Mnemonic Approach
Mnemonic: ABCDEF For images of the particular Cervical spine (C-spine) X-ray findings and views mentioned below, please refer to the links at the end of the article or use web-search. Adequacy Skull base, C1-C7 and upper T1 must be visible 3 views: True lateral, AP, Odontoid (Open mouth) +/- Swimmer’s…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Complications of Fractures
This is a tabulated compilation for complications of fractures in general which can be immediate, early or delayed and local or generalized/systemic. This topic is commonly tested in exams. Local Systemic Immediate 1. Soft tissue injuries (Skin, Nerve, Vessels, Muscle-tendon) 2. Physeal injury 3. Hemarthrosis 4. Local visceral injury 1….
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Well’s criteria for DVT with Mnemonic
Mnemonic: ABCD(CD)E(CDE) – 4P A: Alternate diagnosis of DVT more likely (-2) B: Bedridden recently >3 days or Big (major) surgery within 3 months (+1) C: Cancer – treatment or palliation within 6 months (+1) D: Deep venous involvement: Mnemonic – CD Collateral (non-varicose) superficial veins present (+1) Deep venous…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Juncturae Tendinum
Synonyms: Connexus intertendinei, Intertendinous connections Plural: Juncturae tendinae Location: Intermetacarpal spaces in dorsum of hand between the extensor digitorum tendons Morphologic types: The usual pattern is that it gets thicker from radial to ulnar side. Type 1: Thin filamentous (square, rhomboidal or triangular) – present only in 2nd metacarpal space…
PGMEE, MRCS, USMLE, MBBS, MD/MS 
Pelvic Fracture Classification and Management : Simplified
Before proceeding to this topic, it would be wise to go through the topics listed below: Tile/AO Classification Tile classification divides pelvic fractures into three basic types according to stability based on the integrity of the posterior sacroiliac complex. Here is a mnemonic that can be used to remember tile…