Multivesicular hydatid cyst had 3 cases, 2 lesions with wall calcification.是什么意思？

Multivesicular hydatid cyst had 3 cases, 2 lesions with wall calcification.

3例病灶为多囊型, 其中2例病灶囊肿壁有钙化.

hydatid

n. 包虫，水泡；

例句
At exploratory surgical operations, however, the unopened hydatid cyst should be excised.
然而, 在探查性外科手术时, 就应该把未开放的棘球蚴切除掉.

cyst

n. [医]囊肿，囊，泡囊，膀胱，[植]包囊；

例句
The cyst was causing swelling and exerting pressure on her brain.
那个囊肿正在引起肿胀，压迫着她的大脑。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

cases

n. 案例，病例（ case的名词复数 ），（需特别对待或注意的）人，事例，容器；

例句
In many cases the disease will clear up of its own accord.
这种病很多情况下会自愈。

lesions

n. 损害，损伤( lesion的名词复数 )，身体器官组织的损伤；

例句
Brain lesions can be caused by bacterial infections.
大脑损伤可能由细菌感染引起.

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

wall

n. 墙，屏障，隔阂，壁垒；vt.& vi. 筑墙围住，用墙隔开，围以墙；adj. 墙壁的；

例句
On a table pushed against a wall there were bottles of beer and wine.
在一张靠墙的餐桌上有啤酒和葡萄酒。

calcification

n. 钙化；

例句
Peritoneal calcification and pseudocyst are described when perforation occurs.
在发生穿孔的时候可有腹膜的钙化和假囊肿形成.