Cryptorchidism (over 90% in some studies). Even after orchiopexy, these may also affect sperm maturation and motility at an older age. The most common diagnostic dilemma in otherwise normal boys is distinguishing a retractile testis from a testis that will not descend spontaneously into the scrotum. Retractile testes are more common than truly undescended testes and do not need to be operated on. In normal males, as the cremaster muscle relaxes or contracts, the testis moves lower or higher ("retracts") in the scrotum. This cremasteric reflex is much more active in infant boys than older men. A retractile testis high in
The Human Condition (Magritte) The Human Condition (Magritte) The Human Condition (La condition humaine) generally refers to two similar oil on canvas paintings by the Belgian surrealist René Magritte. One was completed in 1933 and is in the collection of the National Gallery of Art in Washington DC. The other was completed in 1935 and is part of the Simon Spierer Collection in Geneva, Switzerland. A number of drawings of the same name exist as well, including one at the Cleveland Museum of Art. One of Magritte's most common artistic devices was the use of objects to hide what lies behind them. For example,