2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Helicobacter Pylori-Associated PUD H. pylorus yog gram-negative bacillus uas pom muaj nyob rau hauv lub plab epithelial hlwb. Cov kab mob no yog lub luag haujlwm rau 90% ntawm duodenal ulcers thiab 70% mus rau 90% ntawm gastric ulcers.
Tus mob twg cuam tshuam nrog duodenal ulcers?
Kab mob peptic ulcer (PUD) yog qhov tawg ntawm sab hauv ntawm lub plab, thawj feem ntawm txoj hnyuv me, lossis qee zaum hauv plab hnyuv. Cov kab mob hauv plab hu ua gastric ulcer, thaum ib qho hauv thawj feem ntawm cov hnyuv yog duodenal ulcer.
Dab tsi yog pathophysiology ntawm duodenal ulcer?
Txawm hais tias pathophysiology ntawm gastric ulcer thiab duodenal rwj zoo ib yam, muaj qhov sib txawv ntawm ob pawg. Duodenal ulcer yog typified los ntawm H. pylori kab mob thiab duodenitis thiab nyob rau hauv ntau rooj plaub impaired duodenal bicarbonate secretion nyob rau hauv lub ntsej muag ntawm nruab nrab nce nyob rau hauv acid thiab peptic kev ua si.
Dab tsi yog qhov teeb meem ntawm duodenal ulcer?
los ntshav sab hauv yog qhov mob plab tshaj plaws. Nws tuaj yeem tshwm sim thaum muaj kab mob tshwm sim ntawm qhov chaw ntawm cov hlab ntsha. Cov ntshav tuaj yeem yog: qeeb, los ntshav mus ntev, ua rau ntshav ntshav - ua rau qaug zog, ua tsis taus pa, tawv nqaij daj ntseg thiab lub plawv dhia (lub plawv dhia)
Kab mob peptic ulcer yog dab tsipathophysiology?
Cov kab mob peptic yog qhov tsis xws luag hauv plab lossis duodenal mucosa uas txuas mus txogcov muscularis mucosa. Cov hlwb epithelial ntawm lub plab thiab duodenum secrete mucus nyob rau hauv cov lus teb rau khaus ntawm lub epithelial hauv ob sab phlu thiab raws li ib tug tshwm sim ntawm cholinergic stimulation.
Pom zoo:
Txoj kev twg ntawm cov kab mob sib xyaw ua ke cuam tshuam nrog cov kab mob bacteriophages?
Transduction, txheej txheem ntawm caj ces recombination nyob rau hauv cov kab mob uas cov noob los ntawm ib tug tswv tsev cell (ib kab mob) yog incorporated rau hauv lub genome ntawm ib tug kab mob (bacteriophage) thiab ces nqa. mus rau lwm lub xov tooj ntawm tes thaum tus kab mob bacteriophage pib lwm lub voj voog ntawm kev kis kab mob.
Kev sib cuam tshuam ntawm tus tswv thiab tus nora cuam tshuam li cas?
Kev sib cuam tshuam ntawm Helmer thiab Nora cuam tshuam li cas? Nora paub tias Helmer qhov kev ua yog npaj los tuav nws tus txiv neej, tsis yog lawv txoj kev sib yuav. … Nora tau dag nws txiv lub npe ntawm cov nyiaj qiv uas nws tau txais los ntawm Krogstad, thiab nws tau hem tias yuav nthuav tawm nws rau Helmer.
Cov kab kab kab kab kab ua kab mob txaus ntshai npaum li cas?
Nyob rau hauv peb thiab tom ntej instars ntawm lawv txoj kev loj hlob, Pine processionary caterpillars yog mob heev rau daim tawv nqaij ntawm tib neegthiab lwm yam tsiaj. Kev sib cuag yooj yim nrog cov plaub hau ntawm kab ntsig tuaj yeem ua rau pob khaus hnyav (urticaria) thiab khaus qhov muag, thiab qee tus neeg yuav muaj kev fab tshuaj.
Tus kab mob paranasal qhov twg feem ntau cuam tshuam los ntawm tus kab mob?
Paranasal sinus mucocele tshwm sim feem ntau hauv lub frontal thiab ethmoidal sinuses. Cov tsos mob, uas nyob ntawm qhov chaw ntawm kev koom tes thiab kev taw qhia thiab kev nthuav dav, muaj xws li mob, lub ntsej muag o los yog deformity, proptosis, enophthalmos, diplopia, rhinorrhea, thiab qhov ntswg obstruction.
Qhov twg cuam tshuam rau cov kab mob uas muaj kab mob?
Cytotoxic T lymphocytes, ntuj killer (NK) hlwb thiab tshuaj tiv thaiv kab mob macrophages tuaj yeem paub thiab tua cov kab mob kis tau. Helper T cells tuaj yeem paub txog cov kab mob uas kis tau tus kab mob thiab tsim ntau cov cytokines tseem ceeb.
