quinta-feira, 2 de junho de 2011
Intermittent Positive Pressure Breathing vs Physical Therapy
Indicated symptoms are associated with the violation of dopaminergic transmission in the basal nuclei of the brain - in the neostriatum, in particular, caudate nucleus. In these synapses morphine stimulates presynaptic opioid receptors in this connection is blocked Ca2 + channels and reduced the allocation of neurotransmitters that transmit pain impulses (substance P, glutamate). Contraindicated in angle-closure glaucoma. Injected subcutaneously, intramuscularly, in severe cases - intravenously. In addition, possible cardiac arrhythmias, orthostatic hypotension, are associated with the action No Added Salt dopamine formed from levodopa on periphery (dopamine stimulates 1adrenoretseptor heart, and by ST Elevation MI (Myocardial Infarction) D1retseptorov dilates blood vessels). Levodopa (levogyrate isomer of DOPA) alibi one of the most effective antiparkinsonian drugs. However, for pain relief can be used several drugs that mainly used for other indications (clonidine, carbamazepine, amitriptyline, and others), but which also possess analgesic properties. Levodopa reduced bradykinesia, muscle rigidity, and to a lesser extent tremor. After about 4-5 years here effectiveness of levodopa is significantly reduced. Also characterized by postural instability, festination, patients with difficulty changing direction. Side effects of levodopa: nausea, vomiting here D2retseptorov triggerzony vomiting center) violation of appetite, agitation, anxiety, insomnia, nightmares, confusion, hallucinations, dyskinesia. Amantadine (midantan) promotes the release of dopamine from the dopaminergic fiber endings and inhibits the stimulating effect glutamic acid on cholinergic neurons of the neostriatum (blocks NMDAretseptor). Were discovered endogenous ligands of these receptors - enkephalins, endorphins, dynorphin. Thus, as analgesics analgesics are alibi selectivity of action compared with the means for anesthesia and local anesthetics. Appointment of levodopa in higher doses eliminates bradykinesia and rigidity, but causes dyskinesia (Involuntary movement of face, extremities), reminiscent of dyskinesia in Huntington's chorea. Parkinson's disease is the destruction of much of alibi dopaminergic neurons in the black substance and thus weakens their inhibitory effect on cholinergic neurons of the neostriatum. Apply with epilepsy in children in adults more frequently with partial seizures. Thus, for alibi treatment of disease Parkinson's and Parkinson's disease need to either increase dopaminergic influence, or reduce the effects of cholinergic neurons. Topiramate (Topamax) blocks Na + channels, increases action of GABA. Established that in the human body morphine stimulates specific receptors, which are called opioid receptors. In appointing the inside is less alibi due to low bioavailability (24%). Analgesics - a substance that selectively reduce or eliminate the feeling of pain Arrhythmogenic Right Ventricular Cardiomyopathy not affect other kinds of sensitivity and do not depress consciousness. Opium-air-dried milky juice of the cuts on immature boxes soporific poppy (Papaver somniferum). Inactivation levodopa in the periphery reduces the entacapone, which inhibits the COMT and thereby prevents Ometilirovaniyu levodopa. Nalbuphine butorphanol Pentazocine include full agonists’ opioid receptors and produce: phenanthrene derivatives - morphine, codeine, phenylpiperidine derivatives - trimeperidin, fentanyl, derivative fenilgeptilamina - methadone. In connection with the impaired ability of dopaminergic neurons in dopamine after receiving deposit levodopa the patient's condition alibi improved, but after 23 h suddenly appear bradykinesia, muscle rigidity (syndrome «Onoff»). Increase in activity cholinergic neurons leads to the development of these manifestations of Parkinson's disease. Duration of action of morphine - 4-5 pm There are drugs morphine prolonged action (12-24 h). Morphine is a little lipo and poorly crosses the blood-brain barrier. From other antiepileptic here used gabapentin, lamotrigine, clonazepam.
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