A 4-year-old boy presents with frequent falls, difficulty rising from the floor using his hands, a waddling gait, and enlarged calves. His symptoms began around age 3 and are progressively worsening. He most likely has...
Duchenne Muscular Dystrophy
A 13-year-old boy presents with a limp and vague knee pain. He is overweight and loves to play football. His hip exam reveals loss of internal rotation, and the hip externally rotates during flexion.
SCFE
A 12-year-old athlete has pain, swelling, and tenderness over the tibial tuberosity that worsens with running, jumping, and kneeling during a growth spurt.
Osgood-Schlatter Disease
A soccer player sustains an inversion injury in plantarflexion and now has lateral ankle pain and mild swelling but can partially bear weight. What type of sprain does he have?
Grade I Lateral Ankle Sprain
A 20-year-old reports gradual difficulty lifting the arms overhead and mild weakness around the mouth that has slowly progressed to difffficulty smiling and whistling.
Facioscapulohumeral Muscular Dystrophy
A 7-year-old boy presents with a progressive limp and activity-related groin pain that sometimes refers to the knee. Exam shows decreased hip internal rotation with pain and limited abduction.
LCPD
A young athlete develops anterior knee pain following a direct fall onto the knee, with symptoms worsening during kneeling and prolonged weight bearing.
Chondromalacia Patella
A 28-year-old patient presents after twisting their ankle while running. They have pain at the lateral malleolus and are able to bear weight for four steps immediately and in the ED. There is no tenderness at the posterior edge of the lateral or medial malleolus but there is tenderness att the navicular. Should this patient receive ankle radiographs?
They have pain in the lateral malleolus and tenderness at the navicular.
A 16-year-old male reports gradual proximal muscle weakness and frequent muscle cramping but is still able to walk independently. Symptoms began in early adolescence, and he reports having dilated cardiomyopathy and low dystrophin levels. You suspect...
Becker Muscular Dystrophy
A 7-year-old boy recently started football and reports progressive heel pain that worsens with activity. Calcaneal squeeze reproduces pain, and ankle dorsiflexion is limited.
Sever’s Disease
A high school basketball player twisted his knee while landing from a jump and now reports locking, giving way, and joint line tenderness. McMurray’s test reproduces pain.
Meniscal Tear
A patient presents after an inversion injury with tenderness at the base of the 5th metatarsal and difficulty bearing weight. What type of fracture is suspected?
Pseudo-Jones
A 14-year-old presents with progressive shoulder and hip weakness that began in early adolescence. He reports difficulty running and climbing stairs but remains independently ambulatory, and there is a family history of a slowly progressive muscle disorder.
Limb-Girdle Muscular Dystrophy
A runner presents with anterior knee pain, worse with stairs, squatting, and prolonged sitting. Exam reveals poor hip stability and valgus collapse during single-leg tasks.
PFPS
A patient reports knee pain after twisting her knee during a soccer match. She is experiencing tightness after repetitive flexion and extension activities.
Plica Syndrome
A 14-year-old patient presents with chronic foot pain, stiffness, and limited subtalar motion, especially during activity.
Tarsal Coalition
What are the 3 predictors of termination of ambulation?
1- Extensor Lag in sitting
2- Extensor Lag in Prone
3- Sum >90 degrees
A 17-year-old hockey goalie reports gradual onset hip and groin pain that worsens with deep squatting and prolonged sitting. Symptoms are reproduced with hip flexion, adduction, and internal rotation.
FAI
A 15 year old athlete reports poorly localized knee discomfort without a clear injury. He states his symptoms get worse after long periods of sitting and during repetitive lower-extremity loading tasks, despite normal ligament testing.
PFPA

What is the fracture?
Pseuodo-Jones