Twenty cases were diagnosed with complex cyanotic cardiovascular malformauions and 4 with acyanotic heart disease.是什么意思？

Twenty cases were diagnosed with complex cyanotic cardiovascular malformauions and 4 with acyanotic heart disease.

结果诊断紫绀型复杂心血管畸形20例,无紫绀型心血管畸形4例.

twenty

n. 二十，二十个，二十多岁，二十年代，许多，大量；num. 二十；adj. 二十的；

例句
...an increase of more than twenty per cent on the basic pay of a typical coalface worker...
普通采煤工人的底薪上浮超过20％

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。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

diagnosed

v. 诊断( diagnose的过去式和过去分词 )；

例句
Perhaps that illness, diagnosed as fatal, gave him a sense of living on borrowed time.
也许是那种被诊断为绝症的疾病让他有了时日无多之感。

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。

complex

adj. 复杂的，难懂的，复合的；n. 建筑群，相关联的一组事物，情结，不正常的忧虑；

例句
...bitmap graphics for representing complex images such as photographs.
表示照片这类复杂图像的位图图形

cardiovascular

adj. 心血管的；

例句
Smoking places you at serious risk of cardiovascular and respiratory disease.
吸烟会大大增加罹患心血管和呼吸道疾病的风险。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

acyanotic

adj. 不发绀的；

例句
The C level in acyanotic CHD with PH correlates positively with pulmonary pressure ( P < 0.05 ).
C水平与 肺动脉 压呈正相关.

heart

n. 心，心脏，感情，要点，胸部；vt. 鼓励，激励；vi. 结心；

例句
...abnormal heart rhythms and high anxiety levels.
心律不齐和高度焦虑

disease

n. 疾病，弊端，不安；vt. 传染，使…有病；

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。