Bugün doktordan randevu aldım, çünkü düzenli kontrol yaptırmak istiyorum.

Because randevu almak is usually used with the person or place in the ablative case: -dan / -den, meaning something like from.

So:

• doktordan randevu almak = to get/make an appointment from the doctor
• dişçiden randevu almak = to get an appointment from the dentist

A native English speaker may expect to the doctor, but Turkish structures this idea differently. The appointment is understood as something you obtain from the doctor or the doctor’s office.

Literally, it means I took/got an appointment.

• randevu = appointment
• aldım = I took / I got

In natural English, we usually say I made an appointment or I got an appointment, but Turkish commonly uses almak (to take/get) with randevu.

So randevu almak is a very common expression meaning:

• to make an appointment
• to get an appointment

Because the sentence talks about two different time frames:

• aldım = I made/got the appointment already
• istiyorum = I want now

So the logic is:

• Today I made an appointment
• because I want to get a regular check-up

This mix of tenses is completely natural. The first action already happened, and the desire/reason is still current.

This is a very important point.

• yapmak = to do, to make
• yaptırmak = to have something done, to make/let someone do something

In this sentence, kontrol yaptırmak means to have a check-up done, not to do a check-up yourself.

That is why yaptırmak is used. A medical check-up is something performed by a doctor or healthcare professional, so from the patient’s perspective, you have it done.

Compare:

• Ödev yaptım. = I did my homework.
• Saçımı kestirdim. = I had my hair cut.
• Kontrol yaptırmak istiyorum. = I want to get a check-up / have a check-up done.

The -tır- part is a causative suffix.

It often gives the meaning of:

• make someone do
• have something done
• cause something to be done

Here:

• yapmak = to do
• yaptırmak = to have done / make someone do

So:

• kontrol yapmak = to do a check-up
• kontrol yaptırmak = to get a check-up done

In daily Turkish, this is a very common pattern for services:

• araba yıkatmak = to have the car washed
• ev temizletmek = to have the house cleaned
• kan tahlili yaptırmak = to get a blood test done

The -mak / -mek ending is the basic infinitive ending, equivalent to English to ...

So:

• yaptırmak = to have done
• kontrol yaptırmak = to get a check-up done
• kontrol yaptırmak istiyorum = I want to get a check-up done

Here the whole infinitive phrase düzenli kontrol yaptırmak acts like the object of istiyorum:

• I want [to get a regular check-up].

Good question. Turkish often leaves the direct object unmarked when it is indefinite or non-specific.

So:

• randevu aldım = I got/made an appointment
• randevuyu aldım = I got/took the appointment

In your sentence, randevu is just an appointment, not a specific previously mentioned one, so the bare form is natural.

This is a very common Turkish pattern:

• kitap aldım = I bought a book / books
• kitabı aldım = I bought the book

In Turkish, adjectives normally come before the noun, just like in English.

So:

• düzenli kontrol = regular check-up
• büyük ev = big house
• iyi doktor = good doctor

That is why düzenli comes before kontrol.

Çünkü means because.

It introduces the reason:

• Bugün doktordan randevu aldım = Today I made an appointment with the doctor
• çünkü düzenli kontrol yaptırmak istiyorum = because I want to get a regular check-up

So it connects the main action with the reason for it.

In everyday Turkish, çünkü is one of the most common ways to say because.

In standard writing, a comma before çünkü is very common and natural, especially when it joins two full clauses.

So this punctuation is fine:

• Bugün doktordan randevu aldım, çünkü düzenli kontrol yaptırmak istiyorum.

In informal writing, people may sometimes omit commas, but the version with the comma is clearer and more standard.

Yes. Turkish word order is flexible, and Bugün can move depending on emphasis.

For example:

• Bugün doktordan randevu aldım.
• Doktordan bugün randevu aldım.
• Doktordan randevu bugün aldım. (less neutral, more marked)

The most neutral and natural version here is the one in your sentence, with Bugün at the beginning.

Turkish often puts time expressions early in the sentence.

Turkish does not have articles like English a/an and the.

Instead, Turkish shows these meanings in other ways, often through:

• context
• word order
• case marking

For example:

• randevu aldım can mean I got an appointment
• randevuyu aldım can mean I got the appointment

So Turkish learners from English need to get used to the fact that article meaning is often built into the grammar rather than expressed with separate words.

Yes. In this context, kontrol means a check-up or medical examination, especially a routine one.

So:

• düzenli kontrol = regular check-up
• kontrol yaptırmak = to get a check-up

On its own, kontrol can also mean control or inspection in other contexts, but with health vocabulary and yaptırmak, the meaning is clearly medical check-up.

Yes, it is natural and understandable.

It means:

• I want to get regular check-ups
• or I want to have a routine check-up

Depending on context, Turkish may also use expressions like:

• genel kontrol yaptırmak
• check-up yaptırmak
• rutin kontrol yaptırmak

But düzenli kontrol yaptırmak istiyorum is a perfectly normal sentence.

You could say something like:

• Bugün doktordan bir randevu aldım, çünkü kontrol yaptırmak istiyorum.

or

• Bugün doktordan randevu aldım, çünkü bir kontrol yaptırmak istiyorum.

Adding bir can make it feel more like a check-up or one appointment, although Turkish often leaves bir out when it is not necessary.

The original sentence sounds a little more general, like the speaker wants regular monitoring or routine care.