Vitamin A deficiency occurs when the body doesn’t get adequate vitamin A. Diet lacking in vitamin A & specific diseases can lead to vitamin A deficiency. Symptoms contain vision problems such as night blindness. Treatment involves accepting vitamin A supplements. You can prevent vitamin A deficiency by eating several foods that include vitamin A. What…
What is Adolescent Hip Dysplasia? Adolescent Hip Dysplasia (AHD) is a condition where the hip joint is not properly formed or is unstable during the developmental years of adolescence. AHD typically affects girls more than boys and is a common cause of hip pain in young adults. The exact cause of AHD is not clear,…
What is Metacarpophalangeal (MP or MCP) Joint? The metacarpophalangeal [ MP or MCP] joint, also known as “the knuckle,” is assembled by the articulation of the proximal phalanx & metacarpal head. This multiaxial joint permits flexion & extension as well as abduction & adduction movements. The MCP joint also dynamically corresponds with the interphalangeal (IP)…
What is Polydactyly? Polydactyly consists of poly which means multiple & dactyls, which means digits. Polydactyly, also known as hyperdactyly, is the most typical congenital anomaly of the hand & foot. It is determined by an additional finger and toe that may result from insufficient development during anterior-posterior patterning of the developing limb. It may…
What is Atlanto-occipital dislocation? The atlantooccipital dislocation, orthopedic decapitation, or internal beheading describes the ligamentous detachment of the spinal column from the skull base. A human can survive such an injury: however, 70% of patients result in immediate death. The joint dislocation defines the ligamentous detachment between the 1st & 2nd cervical vertebrae. Mechanism atlantooccipital…
What is an atlantoaxial joint? The atlantoaxial joint is a synovial type of joint that is categorized as a biaxial, pivot joint. The joint locates in the upper part of the neck between the 1st and 2nd cervical vertebrae. It is also known as the atlas and axis. The pivot joint classification indicates that it…
What is atlanto-occipital joint? This joint [ atlantooccipital joint ] is a paired symmetrical articulation between the base of the skull & the cervical spine. This joint is also known as the C0-C1 joint. Along with the atlantoaxial joint & it makes up a group named the craniovertebral joints. The primary movement of the atlantooccipital…
