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Hypertensive emergencies should be treated within one hour. Hypertensive urgencies may be treated more slowly. The term accelerated malignant hypertension is used when retinal haemorrhages, exudates and pailloedema are found. Hypertensive encephalopathy denotes cerebral involvement with headache, irritability, altered consciousness and seizures.
As a general rule patients with a diastolic BP >130 should be treated fast. Urgent treatment also should be given to those in whom the rise in BP is found to be rapid.
1) Sodium nitroprusside infusion is the initial drug of choice (0.5 to 0.8 microgm, kg/min). May not be available in many centres. The dose should be very carefully titrated because of the possibility of hypotension and shock.
2) Nitroglycerin infusion: 0.25-5.0 microgm/kg/min
3) Labetalol: Bolus 2-10 mg or infusion: 2.5-30 microgram/kg/min
4) Captopril: Sublingual 12.5-25 mg
5) Hydralazine: IV 5-10 mg boluses
6) Enalapril: IV 0.5-5 mg bolus
7) IV diazoxide can be used as an alternative at a dose of 150 mg in 30-60 seconds as bolus.
How is the structure of a mitochondrion well adapted for the activities it carries out? The mitochondrial membranes segregate the enzymes and reactants of the Krebs cycle, faci
Erythrocytic cycle The cycle that takes place in the body of man who is considered as secondary host is called the erythrocytic cycle. The first stage of the cycle begins
Q. How many chambers does the fish heart have? The fish heart is a tube made of two consecutive chambers such as one ventricle and one atrium.
Precautions It is a common observation that BP recordings are variable when taken by different individuals. To decrease this variability it is important that certain precautio
Bacterial food poisoning Food poisoning is an acute gastro-enteritis or intestinal disorder resulting from the ingestion of foods contaminated with either living microorganism
A genetic trait which is considered to be harmful in the present day might prove to be beneficial in future. For example by removing the trait for sickle cell we may increase the s
How is the transport of substances done across the bryophyte tissues? How is this feature related to the general size of these plants? In bryophytes there are no water-conduct
Mention the product and its use formed by each the microbes listed below: i) Lactobacillus ii) Streptococcus iii) Saccharomyces cerevisiae
Ask question what is classification of livibg thingsMinimum 100 words accepted#
What are the main structures within the cell nucleus? Within the cell nucleus the major structures are: the nucleolus, an optically dense region, spherical shaped, where there
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