The Se deficiency has been revealed to result in bilateral atrophy of the testes of rats.

In fact if testes remain inside the body without hanging out, a man can become impotent and worse still he can develop cancer of the testis.

It is understood that bilateral, undescended testes were recognized by the family immediately after the birth, but the family did not visit a doctor.

Leung classified polyorchidism into four groups based on testis embryology: 1) polyorchidism with no vas deferens or epididymis in the supernumerary testis, 2) testes sharing these two structures with the ipsilateral testicle, 3) testes with their own epididymis and sharing the vas deferens, and 4) supernumerary testes with their own annexes (5,6).

Axial fixation of testes for prevention of recurrent testicular torsion.

The one-way analysis of variance (ANOVA) with SPSS Statistics 17.0 software was used to compare the differences in weight, volume, circumference and length of testes, thickness of testicular capsule and seminiferous epithelium, diameter of seminiferous tubules and its lumen, diameter and percentage area of interstitial cells.

Experts say there are microorganisms living naturally in the testes, and the diversity of this environment within the body could give clues about a man's fertility.

About 1% incidence of cryptorchidism is reported by 1 year of age, and about 20% of children with cryptorchidism may have one or both nonpalpable testes. The condition of the nonpalpable testis may fall into one of the following categories: agenesis, vanishing testis, intra-abdominal testes, or inguinal testes [2].

Physical examination revealed a circumcised penis with bilateral developed hemiscrotum and normally descended testes. The right testis was normal, and the left testis had a firm, nontender 2.5 x 20 cm smooth mass attached near its lower pole with an associated lax hydrocele.

Dr Manaf Al Hashimi, Consultant, Urology and Head of Department, Burjeel Hospital said: "We recently treated a 28-year-old male using the microscopic testes sperm extraction method.