نتایج جستجو برای: drainage mechanism

تعداد نتایج: 605357  

Background: Historically open surgical drainage has been the treatment of choice for pyogenic liver abscess. The records of 54 patients with pyogenic liver abscess were reviewed to determine whether earlier diagnosis with current imaging tests and definitive treatment with antibiotics and aspiration drainage was an effective alternative to surgery. Methods: The clinical features, laborator...

ژورنال: علوم آب و خاک 2019
Abedi Koupai, J., Matinzadeh, M. M., Nozari, H., Sadeghi-Lari, A., Shayannejad, M.,

Selection of drainage equation with acceptable accuracy has always been a challenge for designers to design subsurface drainage systems. In this research, seven steady state drainage equations were used for predicting daily and cumulative drainage rate on a farmland of sugarcane in Imam agro-industrial Company. These drainage equation included Hooghoudt, Ernst, Kirkham and Dagan that have been ...

شمعانیان, غلامحسین, قلی پور, محسن, مظاهری, سید احمد, رقیمی, مصطفی,

Nowadays, acid mine drainage (AMD) is one of the most important problems in coal mine contamination. The Karmozd coal mines in Mazandaran Province are one of the largest and oldest coal extractions in Central Alborze Coal Basin. The samples of coals, host rocks, mine drainages and secondary surface minerals have been collected in summer season of 2005. On the basis of hydrogeochemistry studies ...

Journal: :آب و خاک 0
محمدرضا عسگری عبدالمجید لیاقت مسعود پارسی نژاد

abstract although lateral drains play the main role in removal of excess water from soil profile in subsurface drainage systems, but it is assumed that perforated collectors can directly remove a part of drainwater from soils. this part of discharge in subsurface drains is not usually taken into consideration in drainage design criteria, due to lack required information and its difficult estima...

HOOSHANG SABERI, MASOUD MEHRAZIN, SEYED ALI F. TABATABAI,

Reported here are two cases of delayed postsurgical brucella abscess within the cranium, treated successfully by reoperation and appropriate medical therapy. Both patients had an occupational exposure to the pathogenic organism. Systemic symptoms of brucellosis became manifest postoperatively in case I and were present in case II long before operation. The diagnosis was confirmed by serolog...

Journal: :Sustainability 2023

Confined aquifers widely exist in the strata of Ordos mining area. Water drainage before is an effective measure to avoid water inrush disasters caused by connectivity between mining-induced roof fractures and aquifers. However, rock burst occur frequently process many working faces. The statistics show that surrounding nine faces five mines has suffered different degrees burst, which seriously...

Journal: :AJNR. American journal of neuroradiology 1995
R T Andrews T M Koci

A patient who underwent lumbar spine surgery sustained an occult dural injury. After unrecognized suction drainage of cerebrospinal fluid through a surgical drain, caudal herniation of the cerebellum with superior cerebellar infarction developed. This mechanism should be considered in patients in whom acute mental status changes develop after spinal surgery.

Journal: :medical journal of islamic republic of iran 0
mohammad ghaemi department of surgery, imam reza hospital, mashad university of

background: historically open surgical drainage has been the treatment of choice for pyogenic liver abscess. the records of 54 patients with pyogenic liver abscess were reviewed to determine whether earlier diagnosis with current imaging tests and definitive treatment with antibiotics and aspiration drainage was an effective alternative to surgery. methods: the clinical features, laboratory tes...

Journal: :Journal of environmental quality 2013
Heather L Tyler Sheza Khalid Colin R Jackson Matthew T Moore

Passage of agricultural runoff through vegetated drainage ditches has been shown to reduce the amount of pesticides, such as atrazine, exiting out of agricultural watersheds. Previous studies have found that microbial communities in soil from fields treated with atrazine display enhanced rates of atrazine degradation. However, no studies have examined the potential for atrazine degradation in d...

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