Transverse Deficiency of the Digits

Scott H. Kozin

History and Clinical Presentation

A 10-month-old boy presented with a congenital anomaly of the right hand (Fig. 75—1). He is the product of a full-term normal vaginal delivery. There were no complications during pregnancy or delivery. The child uses the right hand for bimanual activity and is otherwise healthy. Developmental milestones have been reached at the appropriate time. He is an only child, and there is no family history of congenital anomalies.

Physical Examination

A healthy-appearing infant with an isolated anomaly of the right upper extremity. The right shoulder, elbow, forearm, and wrist appear normal and equal in size when compared with the left side. The right hand is abnormal with absence of the thumb,

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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