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Related Concept Videos

Diabetes Insipidus I: Introduction01:29

Diabetes Insipidus I: Introduction

Definition Diabetes insipidus is a disorder marked by the production of large amounts of dilute urine because of impaired vasopressin production, release, or kidney response. The lack of effective vasopressin action limits water reabsorption in the renal collecting ducts, which leads to excessive urinary water loss and intense thirst.Clinical PresentationIndividuals with diabetes insipidus report persistent thirst and very high urine output. In severe cases, fluid intake can reach up to 20...
Changes in Skin Color: Clinical Perspectives01:14

Changes in Skin Color: Clinical Perspectives

The first thing a clinician sees is the skin, so the examination of the skin should be part of any thorough physical examination. Most skin disorders are relatively benign, but a few, including melanomas, can be fatal if untreated. A couple of the more noticeable disorders, albinism and vitiligo, affect the appearance of the skin and its accessory organs.
Albinism
Albinism is a genetic disorder that affects (completely or partially) the coloring of skin, hair, and eyes. The defect is primarily...
Diabetes Insipidus II: Pathophysiology01:22

Diabetes Insipidus II: Pathophysiology

Normally, water balance is maintained through three interconnected mechanisms: the hypothalamic thirst center, the synthesis and release of antidiuretic hormone (ADH, or vasopressin), and the kidneys' responsiveness to this hormone. ADH is synthesized in the hypothalamus, released from the posterior pituitary, and acts on the distal nephron, allowing water reabsorption and concentrated urine production.Diabetes Insipidus and Its TypesIn diabetes insipidus (DI), this regulatory system is...
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...

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Related Experiment Videos

[Incontinentia pigmenti: a case study].

B Tnacheri Ouazzani1, K Guedira, H Dali

  • 1Service Ophtalmologie A, Hôpital des spécialités, Rabat, Maroc. btiouaz@caramail.com

Journal Francais D'Ophtalmologie
|November 6, 2007
PubMed
Summary

Incontinentia pigmenti is a rare X-linked disorder affecting skin, eyes, and nervous system. Early eye exams are crucial for timely diagnosis and treatment of ocular complications.

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Area of Science:

  • Genetics
  • Ophthalmology
  • Dermatology

Background:

  • Incontinentia pigmenti (IP) is a rare, inherited disorder with X-linked dominant inheritance.
  • It affects multiple systems, including the skin, teeth, eyes, and central nervous system.

Observation:

  • A case report details a 2-month-old infant girl with IP.
  • The infant presented with characteristic skin lesions and severe left eye impairment.

Findings:

  • The case highlights the multisystemic nature of Incontinentia pigmenti.
  • Ocular involvement can be severe and present early in infancy.

Implications:

  • Early and thorough ophthalmologic examinations are vital for diagnosing ocular manifestations of IP.
  • Prompt diagnosis improves treatment possibilities and potential outcomes for affected individuals.