LE Osteology Pelvis Right and left innominate coxal

LE Osteology

Pelvis Right and left innominate (coxal) bones u Sacrum u

Innominate Bone Ilium u Pubis u Ischium u

Ilium u u u Ala Iliac crest Anterior superior iliac spine Posterior superior iliac spine Anterior inferior iliac spine Posterior inferior iliac spine u u Greater sciatic notch Iliac fossa Auricular surface Gluteal lines – Inferior – Anterior – Posterior u Arcuate line

Ala Iliac crest Anterior superior iliac spine Posterior superior iliac spine Anterior inferior iliac spine Posterior inferior iliac spine Greater sciatic notch Inferior gluteal line Anterior gluteal line Posterior gluteal line

Ala Iliac crest Anterior superior iliac spine Anterior inferior iliac spine Greater sciatic notch Iliac fossa Auricular surface Arcuate line Symphyseal surface of pubis

Ischium u Ischial tuberosity u Ischial spine u Lesser sciatic notch u Ramus - posterior wall and part of inferior wall of obturator foramen

Pubis u Body – Superior ramus – Inferior ramus u u u Pubic crest and tubercle Pecten pubis Symphyseal surface

Ischial tuberosity Ischial spine Lesser sciatic notch

Ischial Ramus - posterior wall and part of inferior wall of obturator foramen Body of Pubis - Superior ramus - Inferior ramus Pubic crest and tubercle Pecten pubis Obturator membrane

Acetabulum Lunate surface Fossa Notch Obturator membrane Obturator canal

Ligaments and Foramen u Sacrotuberous Ligament u Sacrospinous Ligament u Greater Sciatic Foramen u Lesser Sciatic Foramen u Obturator Foramen – Obturator Membrane – Obturator Canal

Sacrotuberous Ligament Sacrospinous Ligament Greater Sciatic Foramen Lesser Sciatic Foramen

Femur Head and fovea u Neck u Greater trochanter u Lesser trochanter u Intertrochanteric line u Intertrochanteric crest with quadrate tubercle u Trochanteric fossa u Gluteal tuberosity u Pectineal line u Body u Linea aspera u Medial epicondyle u Adductor tubercle u Lateral epicondyle u Medial condyle u Lateral condylar ridge u Intercondylar fossa u Trochlear groove u (patella articulating surface)

Head Neck Greater trochanter Lesser trochanter Intertrochanteric line

Head and fovea Neck Greater trochanter Lesser trochanter Intertrochanteric crest with quadrate tubercle Trochanteric fossa Gluteal tuberosity Pectineal line

Greater trochanter Lesser trochanter Intertrochanteric crest (with quadrate tubercle) Gluteal tuberosity Pectineal line Body Linea aspera Medial epicondyle Adductor tubercle Lateral epicondyle Medial condyle Lateral condylar ridge Intercondylar fossa

Medial epicondyle Adductor tubercle Lateral epicondyle Medial condyle Lateral condylar ridge Intercondylar fossa Trochlear groove

Intertrochanteric Fx

Subcapital Fx

Patella

Tibia u Medial/lateral condyles u Intercondylar eminence u Plateaus u Tibial tuberosity (tubercle) u Gerde's tubercle u Crest of Tibia u Soleal line u Medial malleolus

Medial/Lateral Condyles Intercondylar Eminence Plateaus Tibial Tuberosity (Tubercle) Gerde's Tubercle Crest of Tibia Soleal Line Medial Malleolus

Intercondylar Eminence Avulsion Fx

Tibial Plateau Fx

Osgood-Schlatter’s Disease

Tibial Tubercle Fracture Spiral FX of Tibia

Fibula u Head – Neck u Body (shaft) u Lateral malleolus

Head of Fibula Neck Body Lateral Malleolus

Trimalleolar Fx

Tarsals u Talus – Trochlea tali (dome) – Neck and Head – Facets (joint surfaces) u u – Tuberosity u – Calcaneus Tuberosity u Medial – Anterior tubercle – Sustentaculum tali – Fibular tubercle – Sinus Tarsi (area) Cuneiforms – Medial (1 st) – Intermediate (2 nd) – Lateral (3 rd) Calcaneus process u Lateral Process Navicular u Cuboid

Head of Talus Trochlea tali Calcaneus Calcanean tuberosity Anterior tubercle Sustentaculum tali Navicular Tuberosity of Navicular Medial Cuneiform

Head of Talus Trochlea tali Calcaneus Calcanean tuberosity Anterior tubercle Medial Process Lateral Process Fibular Tubercle Cuboid Lateral Cuneiform Intermediate Cuneiform Navicular Sinus Tarsi

Body of Talus Fracture

Metatarsals and Phalanges u Tuberosity at base of 5 th metatarsal u Base vs. shaft vs head u Sesamoid bones u Phalanges – Proximal phalanx – Middle phalanx – Distal phalanx

Trochlea tali (dome) Head of Talus Calcaneus Sustentaculum Tali Calcanean tuberosity Medial Process Lateral Process Anterior tubercle Cuboid Lateral Cuneiform Intermediate Cuneiform Medial Cuneiform Navicular Tuberosity of Navicular Metatarsal: base; shaft; head Tuberosity of 5 th Metatarsal Sesamoid Bones