EDITOR—The syndrome of thrombocytopenia and absent radius (TAR syndrome) is an autosomal recessive condition characterised by congenital hypomegakaryocytic thrombocytopenia and bilateral radial aplasia with the presence of thumbs. 2 Associated abnormalities include other skeletal defects, cardiac malformations, and gastrointestinal disorders. Lower limb abnormalities, such as coxa valga, ankylo...

BACKGROUND Congenital (fixed) dislocations and obligatory (habitual) patellar dislocations represent a complex clinical and surgical challenge. Numerous treatment options, offering different perspectives, and surgical solutions are reported in the literature.We implemented the surgical technique principles, originally described by Stanisavljevic, for congenital (fixed) and obligatory (habitual)...

We report nine cases of irreducible congenital dislocation of the knee which were treated by early operation with good results. All were resistant to conservative measures and operation was performed at an average age of nine months. The essential abnormality was a short quadriceps muscle together with subluxation of the hamstring muscles to lie anterior to the axis of knee flexion. The quadric...