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INFEKSI HIV
KO INFEKSI TB HIV
AGUS WIDIYATMOKO
INFEKSI HIV
Human: Infecting human beings
Immunodeficiency: Decrease or weakness in the body’s ability
to fight off infections and illnesses
Virus: A pathogen having the ability to replicate only inside a
living cell
BASIC TERMS
Antigen: A substance which is recognized as
foreign by the immune system. Antigens can be
part of an organism or virus, e.g., envelope, core
(p24) and triggers antibody production.
Antibody: A protein (immunoglobulin) made by
the body’s immune system to recognize and attack
foreign substances
TESTING FOR
VIRAL
INFECTION AND
IMMUNE
RESPONSE
• Viral Load
• p24 Antigen
Viral infection
• Antibody (IgG, IgM)
• Cellular response (CD4)
Immune response
WHO CASE DEFINITION FOR HIV
INFECTION
HIV infection is diagnosed based on:
 Positive HIV antibody testing (rapid or laboratory-based
enzyme immunoassay).
 This is confirmed by a second HIV antibody test (rapid or
laboratory-based enzyme immunoassay) relying on different
antigens or of different operating characteristics; and/or;
 Positive virological test for HIV or its components (HIV-RNA or
HIV-DNA or ultrasensitive HIV p24 antigen)
 This is confirmed by a second virological test obtained from a
separate determination.
PERJALANAN PENYAKIT
Satu kali
terinfeksi HIV,
seumur hidup
Meninggal
tanpa
pengobatan
Masa tanpa
gejala yg cukup
lama, 2-7 tahun
MODES OF TRANSMISSION
❑Unprotected intercourse
❑Injection drug use
❑Other unsafe injections
❑Blood transfusions
❑Direct blood contact
❑Mother to child
TRANSMISSION
PRINSIP PENULARAN HIV
Dikenal dengan ESSE :
EXIT: keluar.
SUFFICIENT: cukup
SURVIVE: virusnya hidup
ENTER: masuk.
HIV keluar dari tubuh
dalam jumlah cukup dan
dalam keadaan hidup
masuk ke dalam tubuh lain.
PATHOPHYSIOLOGY
Cannot
replicate
outside of
living host cells
Contains only
RNA; no DNA
Destroys the
body’s ability
to fight
infections and
certain
cancers
Infects CD4
cells – the
primary target
of HIV
infection
RISK FOR ILLNESS AND DEATH FROM:
Opportunistic
infections
Neoplastic
complications
THE CD4 CELL
✓ Also known as "T4" or "helper T cell“ is responsible for
signaling other parts of the immune system to respond to an
infection
✓ Normal counts range from 500 to 1500 cells per cubic
millimeter of blood
✓ CD4 count is a marker of likely HIV disease progression
✓ CD4 percentage tends to decline as HIV disease progresses
✓ CD4 counts can also be used to predict the risks for particular
conditions
SEROLOGIC PROFILE
WINDOW PERIOD
Time from initial
infection with HIV until
antibodies are detected
by a single test
Usually 3-8 weeks
before antibodies are
detected
May test false-negative
for HIV antibodies
during this time period
Can still pass the virus to
others during this period
DISEASE
PROGRESSION
Severity of illness is determined by
amount of virus in the body (increasing
viral load) and the degree of immune
suppression (decreasing CD4+ counts)
As the CD4 count declines, the immune
function decreases.
WHO HIV/AIDS CLASSIFICATION
SYSTEM
NATURAL HISTORY OF UNTREATED
HIV INFECTION
STADIUM 1 ASIMPTOMATIK
Tidak ada penurunan
berat badan
Tidak ada gejala atau
hanya : Limfadenopati
Generalisata Persisten
STADIUM 2 SAKIT RINGAN
Penurunan BB 5-10%
ISPA berulang, misalnya sinusitis atau otitis
Herpes zoster dalam 5 tahun terakhir
Luka di sekitar bibir (keilitis angularis)
Ulkus mulut berulang
Ruam kulit yang gatal (seboroik atau prurigo -PPE)
Dermatitis seboroik
STADIUM 3
SAKIT SEDANG
▪Penurunan berat badan > 10%
▪Diare, Demam yang tidak diketahui
penyebabnya > 1 bulan
▪Kandidosis oral atau vaginal
▪Oral hairy leukoplakia
▪TB Paru dalam 1 tahun terakhir
▪Infeksi bakterial yang berat (pneumoni,
piomiositis, dll)
▪TB limfadenopati
▪Gingivitis/Periodontitis ulseratif nekrotikan akut
▪Anemia (Hb <8 g%), netropenia (<5000/ml),
trombositopeni kronis (<50.000/ml)
STADIUM 4
SAKIT BERAT
(AIDS)
▪Sindroma wasting HIV
▪Pneumonia pnemosistis*, Pnemoni bakterial berat
berulang
▪Herpes Simpleks ulseratif lebih dari satu bulan.
▪Kandidosis esophageal
▪TB Extra paru*
▪Sarkoma kaposi
▪Retinitis CMV*
▪Abses otak Toksoplasmosis*
▪Encefalopati HIV
▪Meningitis Kriptokokus*
▪Infeksi mikobakteria non-TB meluas
STADIUM 4
LANJUTAN
▪Lekoensefalopati mutlifokal progresif (PML)
▪Peniciliosis, kriptosporidiosis kronis, isosporiasis
kronis, mikosis meluas (histoplasmosis ekstra
paru, cocidiodomikosis)
▪Limfoma serebral atau B-cell, non-Hodgkin*
(Gangguan fungsi neurologis dan tidak sebab
lain sering kali membaik dengan terapi ARV)
▪Kanker serviks invasif*
▪Leismaniasis atipik meluas
▪Gejala neuropati atau kardiomiopati terkait HIV
ORAL
CANDIDIASIS
(THRUSH)
ORAL HAIRY
LEUKOPLAKIA
KAPOSI’S SARCOMA (KS)
Kaposi’s sarcoma (shown) is
a rare cancer of the blood
vessels that is associated
with HIV
It manifests as bluish-red
oval-shaped patches that
may eventually become
thickened.
Lesions may appear singly
or in clusters.
ANTIRETROVIRAL
THERAPY (ART)
ART- use of antiretroviral drugs to
treat HIV disease
Highly Active Antiretroviral
Therapy (HAART)-regimens
combining several antiretroviral
drugs
To be successful, antiretroviral
regimens need to contain at least
two, and preferably three, active
drugs from multiple drug classes
PRIMARY GOALS
OF ART
Reduce HIV-related morbidity and
prolong survival
Improve quality of life
Restore and preserve immunologic
function
Maximally and durably suppress viral
load
Prevent vertical HIV transmission
DIRECTIONS IN
WHEN TO START
Target population
WHAT IS EXPECTED IN 2015 ART
GUIDELINES?
Adults
ART initiation at any CD4
As a priority, ART initiation if WHO
clinical stage III/IV or CD4 ≤ 350
Pregnant/BF women
ARV initiation at any CD4 and
continued lifelong (Option B+)
Adolescents
(10-19 year old)
ART initiation at any CD4
As a priority, ART initiation if WHO
clinical stage III/IV or CD4 ≤ 350
Children
ART initiation at any CD4 if 1-10 years-
old
ART initiation at any CD4 if < 1 year-old
As a priority, ART initiation if < 2 years-
old or WHO clinical stage III/IV or CD4
< 250 (< 5 years) or ≤ 350 (>5 years)
CLASSIFICATION OF ANTIRETROVIRAL MEDICINES
NRTI (Nucleoside
Reverse
Transcriptase
Inhibitors)
NtRTI (Nucleotide
Reverse
Transcriptase
Inhibitors)
NNRTI ( Non-
Nucleoside Reverse
Transcriptase
Inhibitors)
PI (Protease
Inhibitors) Entry Inhibitors Integrase Inhibitors
NRTIS
(NUCLEOSIDE REVERSE TRANSCRIPTASE INHIBITORS)
Abacavir
(ABC)
Didanosine
(DDI)
Emtricitabine
(FTC)
Lamivudine
(3TC)
Stavudine
(D4T)
Zidovudine
(AZT)
Tenofovir
(TDF) - NtRTI
NNRTIS
(NON-NUCLEOSIDE REVERSE TRANSCRIPTASE INHIBITORS)
Efavirenz (EFV)
Nevirapine (NVP)
Etravirine
Rilpivirine
PROTEASE INHIBITORS
Atazanavir (ATV)
Durunavir (DRV) Fosamprenavir
(f-APV) Indinavir (IDV)
Lopinavir (LPV) Nelfinavir (NFV) Ritonavir (RTV) Saquinavir (SQV)
Tripranvir (TPV)
ANTI
RETROVIRAL
THERAPY
Combines at least 3
ARVs from at least 2
different classes.
• Synergism
• Reduced toxicity
• Prevent resistance
Why combination?
ART
COMBINATIONS
2 NRTI + 1 NNRTI
1 NRTI + 1 NtRTI + 1 NNRTI
2NRTI + boosted PI
1 NRTI + 1 NtRTI + boosted PI
3 NRTI (One must be Abacavir)
FIRST LINE REGIMENS
Initial ART Regimens for the previously untreated patient
The preferred First-line regimens
TDF + emtricitabine (FTC) (or 3TC) + efavirenz (EFV)
Or
TDF + emtricitabine (FTC) (or 3TC) + dolutegravir (DTG)
or
TDF + emtricitabine (FTC) (or 3TC) + rilpivirine (RPV) provided VL < 100,000
copies/mL
Rilpivirine cannot be used with rifampicin & dolutegravir requires dose adjustment with
rifampicin
KO INFEKSI TB-HIV
EPIDEMIOLOGI KO-INFEKSI TB-HIV
1/3 ODHA terinfeksi TB
TB merupakan Infeksi Oportunistik terbanyak dan penyebab kematian
utama pada ODHA
40 % kematian ODHA terkait dengan TB
INFEKSI TB VS PENYAKIT TB (TB AKTIF)
Infeksi TB – organisme ada, tetapi bersifat dormant (tidur), tdk dpt
menginfeksi orang lain
Penyakit TB – orang tsb sakit dan dapat menularkan penyakitnya ke
orang lain
10% orang dgn infeksi TB akan menjadi penyakit TB
Setiap orang dgn TB aktif dapat menginfeksi 10-15 orang/ tahun
KAPAN INFEKSI TB MENJADI PENYAKIT?
Kebanyakan terjadi dalam 2 tahun pertama
setelah infeksi
• HIV
• Kanker
• Khemoterapi
• Diabetes yang tidak terkontrol
• Malnutrisi
Jika orang menjadi immunocompromised
INTERAKSI TB-HIV
TB mempercepat
perjalanan infeksi
HIV
01
Pasien dgn koinfeksi
TB-HIV mempunyai
viral load sekitar 1
log lebih besar
daripada pasien
tanpa TB
02
Angka mortalitas
pada ko-infeksi TB-
HIV menjadi 4 x lebih
besar daripada
pasien dengan hanya
TB sendiri
03
INTERAKSI TB-
HIV
HIV merupakan faktor risiko
utama menyebabkan TB aktif
• > 40 % pada pasien dengan HIV
• 5 % pada pasien tanpa HIV
Jumlah progresi menjadi TB
aktif:
• 2.5-15 % setiap tahun pada pasien dgn
HIV
• < 0.1 % setiap tahun pada pasien
tanpa HIV
Risiko reaktifasi infeksi TB:
MASALAH
Tuberkulosis – kedaruratan global
Tuberkulosis di populasi dgn
prevalensi HIV yg tinggi
penyebab utama morbiditas dan
mortalitas di antara ODHA
Ke-2 penyakit menimbulkan
stigma
Ke-2 penyakit memerlukan
perawatan jangka panjang
DIAGNOSIS TB
Riwayat
penyakit
(anamnesis)
Pemeriksaan
Fisik
Pemeriksaan
Sputum Foto Toraks
Tes
Tuberkulin PCR MTB
GEJALA
PENYAKIT TB
AKTIF
Batuk > 3 minggu
(memproduksi
sputum)
Nyeri dada Hemoptysis
Demam Menggigil Keringat malam
Lemas Napsu makan
menurun
Berat badan
menurun atau
tidak naik-naik
DIAGNOSTIK –
PEMERIKSAAN
SPUTUM
• BTA 3 kali → 2 kali
• Kultur
• Identifikasi
Pemeriksaan laboratorium
Pemeriksaan BTA satu kali negatif ,
TB belum dapat disingkirkan
BTA positif memerlukan
pengobatan
• 20 sampai 40% koinfeksi HIV-TB
Kultur darah bisa positif
PROPORSI PASIEN DGN TB PARU YANG
MEMPUNYAI SMEAR BTA POSITIF
MANIFESTASI KLINIS TB PADA HIV
PRESENTASI TB
PARU -
TERGANTUNG
STADIUM HIV
JENIS TB TERKAIT DENGAN JUMLAH
CD4
HASIL X-FOTO DADA PASIEN TB
DENGAN INFEKSI HIV
INFILTRAT
INTERSTITIAL
LIMFADENOPATI
HILAR
TERAPI TB AKTIF
DAN HIV
Menjamin terapi yang lengkap
(penting)
• Jangan gunakan pengobatan rifampin atau
rifabutin 2 x seminggu jika jumlah sel CD4 <
100 sel/μL
Terapi TB/HIV sama seperti HIV (-),
kecuali:
Waspada terhadap interaksi obat
dan reaksi paradoksikal (IRIS)
TERAPI KO-
INFEKSI TB-HIV
Paling sedikit diberikan
selama 6 bln
Pada kasus tertentu
diberikan 9 bln
TERAPI KO-
INFEKSI TB-HIV
Mulai ART pada semua TB-HIV
berapapun jumlah CD4nya
Mulai dengan terapi TB dan dilanjutkan
ART secepat mungkin ( 2 – 8 mgg )
Gunakan EFV jika Odha sedang dalam
terapi TB
Jika tidak ada EFV, bisa dipergunakan
NVP (langsung 2 x 200 mg)
EFEK
RIFAMPISIN
TERHADAP
OBAT2 ANTI HIV
• Saquinavir 80 % berkurang
• Ritonavir 35 % berkurang
• Indinavir 92 % berkurang
• Nelfinavir 82 % berkurang
• Amprenavir 81 % berkurang
Protease inhibitor
• Nevirapine 37 % berkurang
• Efavirenz 26 % berkurang
Nonnucleoside reverse transcriptase
inhibitor (NNRTI)
• Tidak ada efek
Reverse transcriptase inhibitor
MASALAH
TERAPI
Adherence / jumlah pil banyak
• mual, muntah, ruam kulit, hepatitis, anemi
Efek toksisitas yang tumpang tindih
• Rifampisin merupakan enzyme inducer yang
kuat
Interaksi obat
• Reaksi Immune reconstitution
• Lebih sering jika ART dimulai lebih dini pada
terapi TB
• Jika mungkin tunda ART sampai fase intensif
selesai
‘Paradoxical worsening’ TB
IMMUNE
RECONSTITUTION
INFLAMMATORY
SYNDROME (IRIS)
TB IMMUNE RECONSTITUTION
Infeksi TB yang
sebelumnya tenang
menjadi nyata 2-3
minggu setelah
memulai ART akibat
meningkatnya
respons inflamasi
Gejala meliputi
demam,
limfadenopati,
abses, lesi paru
yang bertambah
buruk dan meluasnya
lesi susunan saraf
pusat, artritis
PENCEGAHAN
IRIS
Lebih sering jika ART dimulai
lebih dini pada terapi TB
Jika mungkin tunda ART
sampai fase intensif selesai
Paling cepat 2 minggu
setelah OAT fase intensif
berjalan
THREE “I” UTK
HIV/TB
Intensified TB case
finding
Isoniazid
preventive therapy
Infection control
for TB in HIV care
TERAPI
PROFILAKSIS
INH
Reduces risk by 33–67% for up to 48
months.
Apa?
• Penggunaan isoniazid (INH) pada orang dengan
infeksi laten M. tuberculosis
Mengapa?
• Untuk mencegah progresi menjadi penyakit TB
aktif
ALGORITME
PADUAN OAT YANG DIGUNAKAN
➢Paduan OAT FDC (fixed-dose Combination) lini 1 :
a. Kategori 1 : 2(HRZE)/4(HR)3
b. Kategori 2 : 2(HRZE)S/HRZE/5(HR)3E3
c. Kategori anak : 2(HRZ)/4(HR) atau 2(HRZE)S/4-10HR
Jenis FDC ada 2 yaitu:
a. 4FDC berisi :75mg isoniazid (H), 150mg Rifampisin (R),
400mg Pirazinamid (Z), 275mg Etambutol (E)
b. 2FDC berisi : 150mg isonoazid, 150mg rifampisin
c. Untuk pengobatan kat 2 ditambah streptomisin injeksi dan
etambutol 400mg untuk fase lanjutan
DOSIS PER BERAT
BADAN
ALHAMDULILLAH

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HIV TB FK UMY.pdf

  • 1. INFEKSI HIV KO INFEKSI TB HIV AGUS WIDIYATMOKO
  • 2. INFEKSI HIV Human: Infecting human beings Immunodeficiency: Decrease or weakness in the body’s ability to fight off infections and illnesses Virus: A pathogen having the ability to replicate only inside a living cell
  • 3. BASIC TERMS Antigen: A substance which is recognized as foreign by the immune system. Antigens can be part of an organism or virus, e.g., envelope, core (p24) and triggers antibody production. Antibody: A protein (immunoglobulin) made by the body’s immune system to recognize and attack foreign substances
  • 4. TESTING FOR VIRAL INFECTION AND IMMUNE RESPONSE • Viral Load • p24 Antigen Viral infection • Antibody (IgG, IgM) • Cellular response (CD4) Immune response
  • 5. WHO CASE DEFINITION FOR HIV INFECTION HIV infection is diagnosed based on:  Positive HIV antibody testing (rapid or laboratory-based enzyme immunoassay).  This is confirmed by a second HIV antibody test (rapid or laboratory-based enzyme immunoassay) relying on different antigens or of different operating characteristics; and/or;  Positive virological test for HIV or its components (HIV-RNA or HIV-DNA or ultrasensitive HIV p24 antigen)  This is confirmed by a second virological test obtained from a separate determination.
  • 6. PERJALANAN PENYAKIT Satu kali terinfeksi HIV, seumur hidup Meninggal tanpa pengobatan Masa tanpa gejala yg cukup lama, 2-7 tahun
  • 7. MODES OF TRANSMISSION ❑Unprotected intercourse ❑Injection drug use ❑Other unsafe injections ❑Blood transfusions ❑Direct blood contact ❑Mother to child
  • 9. PRINSIP PENULARAN HIV Dikenal dengan ESSE : EXIT: keluar. SUFFICIENT: cukup SURVIVE: virusnya hidup ENTER: masuk. HIV keluar dari tubuh dalam jumlah cukup dan dalam keadaan hidup masuk ke dalam tubuh lain.
  • 10. PATHOPHYSIOLOGY Cannot replicate outside of living host cells Contains only RNA; no DNA Destroys the body’s ability to fight infections and certain cancers Infects CD4 cells – the primary target of HIV infection
  • 11. RISK FOR ILLNESS AND DEATH FROM: Opportunistic infections Neoplastic complications
  • 12. THE CD4 CELL ✓ Also known as "T4" or "helper T cell“ is responsible for signaling other parts of the immune system to respond to an infection ✓ Normal counts range from 500 to 1500 cells per cubic millimeter of blood ✓ CD4 count is a marker of likely HIV disease progression ✓ CD4 percentage tends to decline as HIV disease progresses ✓ CD4 counts can also be used to predict the risks for particular conditions
  • 14. WINDOW PERIOD Time from initial infection with HIV until antibodies are detected by a single test Usually 3-8 weeks before antibodies are detected May test false-negative for HIV antibodies during this time period Can still pass the virus to others during this period
  • 15. DISEASE PROGRESSION Severity of illness is determined by amount of virus in the body (increasing viral load) and the degree of immune suppression (decreasing CD4+ counts) As the CD4 count declines, the immune function decreases.
  • 17. NATURAL HISTORY OF UNTREATED HIV INFECTION
  • 18. STADIUM 1 ASIMPTOMATIK Tidak ada penurunan berat badan Tidak ada gejala atau hanya : Limfadenopati Generalisata Persisten
  • 19. STADIUM 2 SAKIT RINGAN Penurunan BB 5-10% ISPA berulang, misalnya sinusitis atau otitis Herpes zoster dalam 5 tahun terakhir Luka di sekitar bibir (keilitis angularis) Ulkus mulut berulang Ruam kulit yang gatal (seboroik atau prurigo -PPE) Dermatitis seboroik
  • 20. STADIUM 3 SAKIT SEDANG ▪Penurunan berat badan > 10% ▪Diare, Demam yang tidak diketahui penyebabnya > 1 bulan ▪Kandidosis oral atau vaginal ▪Oral hairy leukoplakia ▪TB Paru dalam 1 tahun terakhir ▪Infeksi bakterial yang berat (pneumoni, piomiositis, dll) ▪TB limfadenopati ▪Gingivitis/Periodontitis ulseratif nekrotikan akut ▪Anemia (Hb <8 g%), netropenia (<5000/ml), trombositopeni kronis (<50.000/ml)
  • 21. STADIUM 4 SAKIT BERAT (AIDS) ▪Sindroma wasting HIV ▪Pneumonia pnemosistis*, Pnemoni bakterial berat berulang ▪Herpes Simpleks ulseratif lebih dari satu bulan. ▪Kandidosis esophageal ▪TB Extra paru* ▪Sarkoma kaposi ▪Retinitis CMV* ▪Abses otak Toksoplasmosis* ▪Encefalopati HIV ▪Meningitis Kriptokokus* ▪Infeksi mikobakteria non-TB meluas
  • 22. STADIUM 4 LANJUTAN ▪Lekoensefalopati mutlifokal progresif (PML) ▪Peniciliosis, kriptosporidiosis kronis, isosporiasis kronis, mikosis meluas (histoplasmosis ekstra paru, cocidiodomikosis) ▪Limfoma serebral atau B-cell, non-Hodgkin* (Gangguan fungsi neurologis dan tidak sebab lain sering kali membaik dengan terapi ARV) ▪Kanker serviks invasif* ▪Leismaniasis atipik meluas ▪Gejala neuropati atau kardiomiopati terkait HIV
  • 25. KAPOSI’S SARCOMA (KS) Kaposi’s sarcoma (shown) is a rare cancer of the blood vessels that is associated with HIV It manifests as bluish-red oval-shaped patches that may eventually become thickened. Lesions may appear singly or in clusters.
  • 26. ANTIRETROVIRAL THERAPY (ART) ART- use of antiretroviral drugs to treat HIV disease Highly Active Antiretroviral Therapy (HAART)-regimens combining several antiretroviral drugs To be successful, antiretroviral regimens need to contain at least two, and preferably three, active drugs from multiple drug classes
  • 27. PRIMARY GOALS OF ART Reduce HIV-related morbidity and prolong survival Improve quality of life Restore and preserve immunologic function Maximally and durably suppress viral load Prevent vertical HIV transmission
  • 28. DIRECTIONS IN WHEN TO START Target population WHAT IS EXPECTED IN 2015 ART GUIDELINES? Adults ART initiation at any CD4 As a priority, ART initiation if WHO clinical stage III/IV or CD4 ≤ 350 Pregnant/BF women ARV initiation at any CD4 and continued lifelong (Option B+) Adolescents (10-19 year old) ART initiation at any CD4 As a priority, ART initiation if WHO clinical stage III/IV or CD4 ≤ 350 Children ART initiation at any CD4 if 1-10 years- old ART initiation at any CD4 if < 1 year-old As a priority, ART initiation if < 2 years- old or WHO clinical stage III/IV or CD4 < 250 (< 5 years) or ≤ 350 (>5 years)
  • 29. CLASSIFICATION OF ANTIRETROVIRAL MEDICINES NRTI (Nucleoside Reverse Transcriptase Inhibitors) NtRTI (Nucleotide Reverse Transcriptase Inhibitors) NNRTI ( Non- Nucleoside Reverse Transcriptase Inhibitors) PI (Protease Inhibitors) Entry Inhibitors Integrase Inhibitors
  • 30. NRTIS (NUCLEOSIDE REVERSE TRANSCRIPTASE INHIBITORS) Abacavir (ABC) Didanosine (DDI) Emtricitabine (FTC) Lamivudine (3TC) Stavudine (D4T) Zidovudine (AZT) Tenofovir (TDF) - NtRTI
  • 31. NNRTIS (NON-NUCLEOSIDE REVERSE TRANSCRIPTASE INHIBITORS) Efavirenz (EFV) Nevirapine (NVP) Etravirine Rilpivirine
  • 32. PROTEASE INHIBITORS Atazanavir (ATV) Durunavir (DRV) Fosamprenavir (f-APV) Indinavir (IDV) Lopinavir (LPV) Nelfinavir (NFV) Ritonavir (RTV) Saquinavir (SQV) Tripranvir (TPV)
  • 33. ANTI RETROVIRAL THERAPY Combines at least 3 ARVs from at least 2 different classes. • Synergism • Reduced toxicity • Prevent resistance Why combination?
  • 34. ART COMBINATIONS 2 NRTI + 1 NNRTI 1 NRTI + 1 NtRTI + 1 NNRTI 2NRTI + boosted PI 1 NRTI + 1 NtRTI + boosted PI 3 NRTI (One must be Abacavir)
  • 35. FIRST LINE REGIMENS Initial ART Regimens for the previously untreated patient The preferred First-line regimens TDF + emtricitabine (FTC) (or 3TC) + efavirenz (EFV) Or TDF + emtricitabine (FTC) (or 3TC) + dolutegravir (DTG) or TDF + emtricitabine (FTC) (or 3TC) + rilpivirine (RPV) provided VL < 100,000 copies/mL Rilpivirine cannot be used with rifampicin & dolutegravir requires dose adjustment with rifampicin
  • 37. EPIDEMIOLOGI KO-INFEKSI TB-HIV 1/3 ODHA terinfeksi TB TB merupakan Infeksi Oportunistik terbanyak dan penyebab kematian utama pada ODHA 40 % kematian ODHA terkait dengan TB
  • 38. INFEKSI TB VS PENYAKIT TB (TB AKTIF) Infeksi TB – organisme ada, tetapi bersifat dormant (tidur), tdk dpt menginfeksi orang lain Penyakit TB – orang tsb sakit dan dapat menularkan penyakitnya ke orang lain 10% orang dgn infeksi TB akan menjadi penyakit TB Setiap orang dgn TB aktif dapat menginfeksi 10-15 orang/ tahun
  • 39. KAPAN INFEKSI TB MENJADI PENYAKIT? Kebanyakan terjadi dalam 2 tahun pertama setelah infeksi • HIV • Kanker • Khemoterapi • Diabetes yang tidak terkontrol • Malnutrisi Jika orang menjadi immunocompromised
  • 40. INTERAKSI TB-HIV TB mempercepat perjalanan infeksi HIV 01 Pasien dgn koinfeksi TB-HIV mempunyai viral load sekitar 1 log lebih besar daripada pasien tanpa TB 02 Angka mortalitas pada ko-infeksi TB- HIV menjadi 4 x lebih besar daripada pasien dengan hanya TB sendiri 03
  • 41. INTERAKSI TB- HIV HIV merupakan faktor risiko utama menyebabkan TB aktif • > 40 % pada pasien dengan HIV • 5 % pada pasien tanpa HIV Jumlah progresi menjadi TB aktif: • 2.5-15 % setiap tahun pada pasien dgn HIV • < 0.1 % setiap tahun pada pasien tanpa HIV Risiko reaktifasi infeksi TB:
  • 42. MASALAH Tuberkulosis – kedaruratan global Tuberkulosis di populasi dgn prevalensi HIV yg tinggi penyebab utama morbiditas dan mortalitas di antara ODHA Ke-2 penyakit menimbulkan stigma Ke-2 penyakit memerlukan perawatan jangka panjang
  • 44. GEJALA PENYAKIT TB AKTIF Batuk > 3 minggu (memproduksi sputum) Nyeri dada Hemoptysis Demam Menggigil Keringat malam Lemas Napsu makan menurun Berat badan menurun atau tidak naik-naik
  • 45. DIAGNOSTIK – PEMERIKSAAN SPUTUM • BTA 3 kali → 2 kali • Kultur • Identifikasi Pemeriksaan laboratorium Pemeriksaan BTA satu kali negatif , TB belum dapat disingkirkan BTA positif memerlukan pengobatan • 20 sampai 40% koinfeksi HIV-TB Kultur darah bisa positif
  • 46. PROPORSI PASIEN DGN TB PARU YANG MEMPUNYAI SMEAR BTA POSITIF
  • 49. JENIS TB TERKAIT DENGAN JUMLAH CD4
  • 50. HASIL X-FOTO DADA PASIEN TB DENGAN INFEKSI HIV
  • 53. TERAPI TB AKTIF DAN HIV Menjamin terapi yang lengkap (penting) • Jangan gunakan pengobatan rifampin atau rifabutin 2 x seminggu jika jumlah sel CD4 < 100 sel/μL Terapi TB/HIV sama seperti HIV (-), kecuali: Waspada terhadap interaksi obat dan reaksi paradoksikal (IRIS)
  • 54. TERAPI KO- INFEKSI TB-HIV Paling sedikit diberikan selama 6 bln Pada kasus tertentu diberikan 9 bln
  • 55. TERAPI KO- INFEKSI TB-HIV Mulai ART pada semua TB-HIV berapapun jumlah CD4nya Mulai dengan terapi TB dan dilanjutkan ART secepat mungkin ( 2 – 8 mgg ) Gunakan EFV jika Odha sedang dalam terapi TB Jika tidak ada EFV, bisa dipergunakan NVP (langsung 2 x 200 mg)
  • 56. EFEK RIFAMPISIN TERHADAP OBAT2 ANTI HIV • Saquinavir 80 % berkurang • Ritonavir 35 % berkurang • Indinavir 92 % berkurang • Nelfinavir 82 % berkurang • Amprenavir 81 % berkurang Protease inhibitor • Nevirapine 37 % berkurang • Efavirenz 26 % berkurang Nonnucleoside reverse transcriptase inhibitor (NNRTI) • Tidak ada efek Reverse transcriptase inhibitor
  • 57. MASALAH TERAPI Adherence / jumlah pil banyak • mual, muntah, ruam kulit, hepatitis, anemi Efek toksisitas yang tumpang tindih • Rifampisin merupakan enzyme inducer yang kuat Interaksi obat • Reaksi Immune reconstitution • Lebih sering jika ART dimulai lebih dini pada terapi TB • Jika mungkin tunda ART sampai fase intensif selesai ‘Paradoxical worsening’ TB
  • 59. TB IMMUNE RECONSTITUTION Infeksi TB yang sebelumnya tenang menjadi nyata 2-3 minggu setelah memulai ART akibat meningkatnya respons inflamasi Gejala meliputi demam, limfadenopati, abses, lesi paru yang bertambah buruk dan meluasnya lesi susunan saraf pusat, artritis
  • 60. PENCEGAHAN IRIS Lebih sering jika ART dimulai lebih dini pada terapi TB Jika mungkin tunda ART sampai fase intensif selesai Paling cepat 2 minggu setelah OAT fase intensif berjalan
  • 61. THREE “I” UTK HIV/TB Intensified TB case finding Isoniazid preventive therapy Infection control for TB in HIV care
  • 62. TERAPI PROFILAKSIS INH Reduces risk by 33–67% for up to 48 months. Apa? • Penggunaan isoniazid (INH) pada orang dengan infeksi laten M. tuberculosis Mengapa? • Untuk mencegah progresi menjadi penyakit TB aktif
  • 64. PADUAN OAT YANG DIGUNAKAN ➢Paduan OAT FDC (fixed-dose Combination) lini 1 : a. Kategori 1 : 2(HRZE)/4(HR)3 b. Kategori 2 : 2(HRZE)S/HRZE/5(HR)3E3 c. Kategori anak : 2(HRZ)/4(HR) atau 2(HRZE)S/4-10HR Jenis FDC ada 2 yaitu: a. 4FDC berisi :75mg isoniazid (H), 150mg Rifampisin (R), 400mg Pirazinamid (Z), 275mg Etambutol (E) b. 2FDC berisi : 150mg isonoazid, 150mg rifampisin c. Untuk pengobatan kat 2 ditambah streptomisin injeksi dan etambutol 400mg untuk fase lanjutan