Related Experiment Video
Updated: Jul 13, 2026
07:21
Subcutaneous Angiotensin II Infusion using Osmotic Pumps Induces Aortic Aneurysms in Mice
Published on: September 28, 2015
Hereditary angioedema and pregnancy
1Department of Obstetrics and Gynaecology, Mid Staffordshire General Hospital, Stafford, UK. arathi_satya@yahoo.co.in
Summary
Hereditary Angioedema (HAE) is a rare, life-threatening condition affecting women of reproductive age. Obstetricians must recognize and manage HAE during pregnancy for improved maternal and fetal outcomes.
Area of Science:
- Obstetrics and Gynecology
- Genetics
- Immunology
Background:
- Hereditary Angioedema (HAE) is a rare genetic disorder characterized by recurrent, unpredictable swelling episodes.
- It affects individuals across all age groups, with a significant impact on women during their reproductive years.
Observation:
- HAE poses unique challenges in pregnancy due to hormonal fluctuations and potential risks to both mother and fetus.
- Delayed diagnosis or inadequate management can lead to severe complications during gestation and delivery.
Findings:
- Increased awareness among obstetricians is critical for timely diagnosis and appropriate management of HAE.
- Multidisciplinary care involving allergists/immunologists and obstetricians ensures optimal outcomes for pregnant patients with HAE.
Implications:
- Early recognition and tailored management strategies are essential for mitigating HAE-related risks in pregnancy.
- Educating healthcare providers on HAE in pregnancy can significantly improve patient safety and quality of care.
Related Concept Videos
01:33Hormonal Regulation
The renin-aldosterone system is an endocrine system which guides the renal absorption of water and electrolytes, thus managing blood pressure and osmoregulation. Activation of the system begins in the kidneys with a small cluster of cells adjacent to the afferent and efferent blood vessels of the renal corpuscle. As the nephrons are filtering blood, juxtaglomerular cells monitor blood pressure. If they detect a decrease in pressure, they release the hormone renin into the bloodstream.
01:26Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
01:18Treatment for Pulmonary Arterial Hypertension: Endothelin Receptor Antagonists
Endothelins (ETs) are potent vasoactive peptides critical in the human body's various physiological and pathological processes. One of the most promising therapeutic strategies for treating pulmonary arterial hypertension (PAH) involves counteracting the effects of these endothelins using a class of drugs known as endothelin receptor antagonists.
ETs are synthesized through a complex sequence of enzymatic steps, primarily involving an enzyme referred to as endothelin-converting enzyme (ECE). Of...
ETs are synthesized through a complex sequence of enzymatic steps, primarily involving an enzyme referred to as endothelin-converting enzyme (ECE). Of...
01:30Allergic Reactions: Anaphylaxis
Anaphylaxis is a severe, life-threatening hypersensitivity reaction mediated by Immunoglobulin E (IgE) antibodies. When IgE binds to allergens, it triggers the release of mediators– histamine, leukotrienes, and prostaglandins from mast cells and basophils. These mediators cause vasodilation, edema, and inflammation, leading to various symptoms.The primary allergens causing anaphylaxis include food items (e.g., peanuts, shellfish), drugs (e.g., penicillin, asparaginase, corticotropin, heparin),...
01:30Antihypertensive Drugs: Angiotensin-Converting Enzyme Inhibitors
Angiotensin-converting enzyme (ACE), a vital component of the renin-angiotensin-aldosterone system, is abundant in lung endothelial cells. ACE converts the inactive decapeptide, angiotensin I, into the active octapeptide, angiotensin II. This potent vasoconstrictor narrows blood vessels, increasing resistance to blood flow and elevating blood pressure. Angiotensin II also stimulates aldosterone production, encouraging kidney cells to reabsorb more sodium and water from urine, thereby increasing...
02:06Allergic Reactions
Overview