INI-CET 2013

Q: Hormone replacement therapy is not indicated for which of the following conditions?

Prevention of coronary artery disease. **Explanation:** The primary goal of Hormone Replacement Therapy (HRT) is the management of menopausal symptoms and the prevention of bone loss. **Why Option D is correct:** Historically, it was believed that HRT provided cardioprotection. However, large-scale clinical trials, specifically the **Women’s Health Initiative (WHI)**, demonstrated that HRT (especially combined estrogen-progestogen) does not prevent coronary artery disease (CAD). In fact, initiating HRT in older postmenopausal women may **increase** the risk of thromboembolic events and cardiovascular morbidity. Therefore, HRT is strictly **not indicated** for the primary or secondary prevention of CAD. **Analysis of Incorrect Options:** * **A. Urogenital atrophy:** Estrogen deficiency leads to vaginal dryness, dyspareunia, and urinary urgency. Low-dose topical or systemic HRT is the gold standard treatment for these symptoms. * **B. Vasomotor symptoms:** Hot flashes and night sweats are the most common indications for HRT. It remains the most effective treatment for moderate-to-severe vasomotor instability. * **C. Prevention of osteoporosis:** Estrogen inhibits osteoclast activity. HRT is FDA-approved for the prevention of postmenopausal osteoporosis, particularly in women at high risk of fractures who cannot tolerate other therapies. **High-Yield Clinical Pearls for NEET-PG:** * **Window of Opportunity Hypothesis:** HRT is safest and most effective when started within 10 years of menopause or before age 60. * **Contraindications:** Undiagnosed vaginal bleeding, active liver disease, history of VTE, and estrogen-dependent tumors (Breast/Endometrial CA). * **Addition of Progestogen:** In women with an intact uterus, progestogen must be added to estrogen to prevent **endometrial hyperplasia/carcinoma**. For women post-hysterectomy, Estrogen-only therapy (ERT) is used.

Q: A toddler presents with a few drops of blood coming out of the rectum. What is the probable diagnosis?

Juvenile rectal polyp. ### Explanation **1. Why Juvenile Rectal Polyp is the Correct Answer:** In the pediatric age group (especially toddlers aged 2–5 years), **Juvenile Polyps** are the most common cause of painless lower gastrointestinal bleeding. These are typically "hamartomatous" (benign) solitary lesions located in the rectosigmoid area. The classic presentation is **painless, bright red streaks of blood** on the surface of the stool or a few drops of blood at the end of defecation. Occasionally, the polyp may prolapse through the anus during straining. **2. Why the Other Options are Incorrect:** * **Adenomatous Polyposis Coli (APC):** This is a premalignant condition characterized by hundreds of polyps. It usually presents in late childhood or adolescence, not typically in a toddler, and is associated with a high risk of malignancy. * **Rectal Ulcer:** Solitary Rectal Ulcer Syndrome (SRUS) is rare in toddlers and is usually associated with chronic straining, mucus discharge, and a feeling of incomplete evacuation. * **Piles (Hemorrhoids):** These are extremely rare in the pediatric population. If present in a child, they are usually secondary to portal hypertension (e.g., cirrhosis or extrahepatic portal vein obstruction). **3. NEET-PG High-Yield Pearls:** * **Most common site:** Rectosigmoid (80-90%). * **Histology:** Hamartomatous (not neoplastic). * **Management:** Colonoscopic snare polypectomy is the treatment of choice. * **Differential Diagnosis:** If the bleeding is associated with pain, consider **Anal Fissure** (the most common cause of *painful* rectal bleeding in children). * **Juvenile Polyposis Syndrome:** Defined by >5 polyps or a family history; unlike solitary polyps, this syndrome carries an increased risk of GI malignancy.

12 Questions — Page 2 of 2

All (12)Biochemistry (2)Forensic Medicine (1)Obstetrics and Gynecology (2)Ophthalmology (1)Orthopaedics (1)Pediatrics (2)Pharmacology (2)Surgery (1)

Obstetrics and Gynecology

1 questions

Q11Easy

Hormone replacement therapy is not indicated for which of the following conditions?

Pediatrics

1 questions

Q11Easy

A toddler presents with a few drops of blood coming out of the rectum. What is the probable diagnosis?