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Caudal regression syndrome, or sacral agenesis (or hypoplasia of the sacrum), is a rare birth defect. It is a congenital disorder in which the fetal development of the lower spine —the caudal partition of the spine—is abnormal. [ 1 ]
Zappella variant of Rett Syndrome or preserved speech variant: in this subtype of Rett syndrome the patients acquire some manual skills and language is partially recovered around the age of 5 years (that is after the regression phase). Height, weight and head circumference are often in the normal range, and a good gross motor function can be ...
Freud saw inhibited development, fixation, and regression as centrally formative elements in the creation of a neurosis.Arguing that "the libidinal function goes through a lengthy development", he assumed that "a development of this kind involves two dangers – first, of inhibition, and secondly, of regression". [4]
Developmental regression is when a child who has reached a certain developmental stage begins to lose previously acquired milestones. [1] It differs from global developmental delay in that a child experiencing developmental delay is either not reaching developmental milestones or not progressing to new developmental milestones, while a child experiencing developmental regression will lose ...
Petrifold regression Doctor Who ("New Earth") A condition that causes the affected person to turn to stone (similar to petrification). Unknown origins. The phage: Star Trek: Voyager: A necrotizing plague that affects members of the Vidiian species. Organ transplants are required for survival. Klingon DNA seems to be highly resistant to the phage.
The ultimate cause of sirenomelia is a subject of debate. The first hypothesis of its origin was developed in 1927 and proposed that a lack of blood supply to the lower limbs during their development is responsible for the defect.
Age regression in therapy is a psycho-therapeutic process that aims to facilitate access to childhood memories, thoughts, and feelings. Age regression can be induced by hypnotherapy , which is a process where patients move their focus to memories of an earlier stage of life in order to explore these memories or to access difficult aspects of ...
Total regression of Müllerian ducts. Loss of sensitivity of Müllerian ducts in the female fetus 9 43 First meiotic prophase in oogonia: 10 43–45 Beginning of masculinization of external genitalia: 10 50 Beginning of regression of Wolffian ducts in the female fetus 12 70 Fetal testis is in the internal inguinal ring: 12–14 70–90