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Mendelian Inheritance : Basis of Genetics

Mendelian Inheritance : Basis of Genetics

Some important terminologies
Gene:  a functional part of the DNA molecule of a chromosome which directs the synthesis of a specific polypeptide chain.
Allele(allelomorph): alternative form of a gene found at the same locus on a pair of homologous chromosomes.
Homozygous: the presence of two identical alleles at a particular locus on a pair of homologous chromosomes.
Hybrid: individual having two different allele at …

Text Presentation on Empyema Thoracis

Text Presentation on Empyema Thoracis

A) INTRODUCTION
Empyema (aka Empyema Thoracs or Empyema of the chest) is an accumulation of pus in the pleural space that occurs when an infection spreads from the lungs. It comes from the Greek word empyein, which means : pus–producing (suppurates). Empyema itself is not a disease but it is actually a condition complicated by another disease.
B) ETIOLOGY

Lung diseases:

Pneumonia (the most common cause)
Lung abscess
Tuberculosis

Rupture of subdiaphragmatic or liver …

Approach to hypertension in pregnancy

Approach to hypertension in pregnancy

Hypertensive disorders in pregnancy are one of the major cause of maternal, fetal and neonatal mortality and morbidity in both the developing and developed nations. About 10-15% of pregnancies are accompanied by hypertension and if these are detected early and effective interventions are performed, the prognosis is good.
A. HISTORY:
Ask relevant questions necessary to identify the risk factors:

Maternal general
Age over 40 …

Hypertensive Disorders in Pregnancy – Basics

Hypertensive Disorders in Pregnancy – Basics

Blood pressure in Normal Pregnancy:
During middle trimester, due to the reduction in Systemic Vascular Resistance (SVR) and Arterio-venous (AV) shunting within the uterus and intervillous space – the Blood Pressure (BP) falls below pre-pregnancy or early pregnancy level. This is compensated by relative tachycardia. In the 3rd trimester, BP usually rises back to the pre-pregnancy level.
Criteria for diagnosis of hypertension …

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