Fitzpatrick's Dermatology in General Medicine
Chapter 145. Cutaneous Lymphoma
鄭煜彬
如果要儘快掌握本章重點,不妨看一下筆者仿照Surgical Recall寫的Dermatological Recall。
- 建議可以先遮住右邊,想一下答案大概是什麼。
- (5)表示答案有五項。(訣)表示有筆者自編的口訣。
- 建議大家先看一下WHO-EORTA的皮膚淋巴瘤分類
Box 145-1 WHO-EORTC Classification of Primary Cutaneous Lymphomas
| 
Cutaneous T-Cell and NK-Cell Lymphomas 
Mycosis fungoides 
Mycosis fungoides variants and subtypes  
Folliculotropic mycosis fungoides 
Pagetoid reticulosis 
Granulomatous slack skin 
Sézary syndrome 
Adult T-cell leukemia/lymphoma 
Primary cutaneous CD30-positive lymphoproliferative disorders 
Primary cutaneous anaplastic large-cell lymphoma 
Lymphomatoid papulosis 
Subcutaneous panniculitis-like T-cell lymphoma 
Extra-nodal NK/T-cell lymphoma, nasal type 
Primary cutaneous peripheral T-cell lymphoma, unspecified 
Primary cutaneous aggressive epidermotropic CD8+ T-cell lymphoma (provisional) 
Cutaneous γ/δ T-cell lymphoma (provisional) 
Primary cutaneous CD4+ small or medium-sized pleomorphic T-cell lymphoma (provisional) 
Cutaneous B-Cell Lymphomas 
Primary cutaneous marginal zone B-cell lymphoma 
Primary cutaneous follicle center lymphoma 
Primary cutaneous diffuse large B-cell lymphoma, leg type 
Primary cutaneous diffuse large B-cell lymphoma, other 
Intravascular large B-cell lymphoma (provisional) 
Precursor hematologic neoplasm 
CD4+/CD56+ hematodermic neoplasm (blastic NK-cell lymphoma) | 
NK = natural killer; WHO-EORTC = World Health Organization and European Organisation for Research and Treatment of Cancer.
Primary Cutaneous T-Cell Lymphomas 
| 
Primary Cutaneous T-Cell Lymphomas | |||||||||
| 
哪種(類)CTCL最常見?哪種(類)CTCL第二常見? | 
MF/SS最常見,primary cutaneous CD30+ lymphoproliferative disorders(LyP & cALCL)第二。 | ||||||||
| 
CTCL產生的假說與可能原因為何? | 
假說:long-term antigen stimulation 
內因:HLA class II molecules 
外因:Virus, EBV(Burkitt , hydroa vacciniforme-like ) | ||||||||
| 
CTCL為何初期會局限在表皮? | 
因為有skin-specific homing receptors: cutaneous lymphocyte-associated antigen (CLA) /CCR4/CXCR3,分別可接上postcapillary venules上的E-selectin/ CCL17 /CCL22→ | ||||||||
| 
CTCL細胞在何時何處出現CLA,受什麼細胞誘發? | 
Naive→memory T cells in peripheral skin draining lymph nodes, dendritic cells | ||||||||
| 
CTCL的哪兩種markers可證明是來自memory T? | 
兩種細胞都有CLA & CD45RO  | ||||||||
| 
和CTCL long-term survival有關的cytokine有哪些?(2) | 
IL-15 & IL-7 | ||||||||
| 
CTCL喪失apoptosis能力和失去哪種分子有關? | 
Fas | ||||||||
| 
CTCL的Th1/Th2, CD4/CD8 T-cell ratio有何傾向? | 
Th2>Th1, higher CD4/CD8 (less antitumor response) | ||||||||
| 
Mycosis Fungoides | |||||||||
| 
MF好發於何人? | 
Male in mid-to-late adulthood | ||||||||
| 
MF有哪三種stage? 能否共存? | 
patch, plaque, or tumor stage,可以 | ||||||||
| 
Patch stage MF和large parapsoriasis的關係是? | 
幾乎是同一種疾病(邱顯清醫師:我不認識LPP,只認識patch stage MF) | ||||||||
| 
MF(Patch/Plaque)的臨床特徵為? | 
Intensely pruritic or asymptomatic, single or multiple well defined erythematous(orange to a dusky violet–red), scaly macules, patches or plaque 
(少見)purpuric hyperpigmentation or hypopigmentation and poikiloderma. | ||||||||
| 
MF(nodule) 的臨床特徵為? | 
Reddish brown or purplish red, smooth surfaced, ulcerate and secondarily infected. (more aggressive, Leonine facies) | ||||||||
| 
那些疾病會造成Leonine facies? (4) | 
Pachydermoperiostosis(HOA), Multicentric Reticulohistiocytosis(MRH), Diffuse Cutaneous Leishmaniasis, Cutaneous lymphoma | ||||||||
| 
MF好發於何處? | 
Nonsun-exposed sites, with the “bathing trunk” and intertriginous areas, face | ||||||||
| 
MF有哪兩種特殊的sparing? | 
Islands of uninvolved skin (nappes claires) 
Sparing of the frequently folded areas(deck chair or folded luggage sign) | ||||||||
| 
MF最容易被誤診為?(3) | 
Refractory chronic dermatitis, Psoriasis, tinea corporis | ||||||||
| 
Erythrodermic MF的定義為何? | 
Involvement of 80% of body surface+ history of preexisting MF (和Sezery不同) | ||||||||
| 
MF還有哪些全身性症狀? | 
Fever, chills, weight loss, malaise(like other lymphoma), insomnia (severe pruritus), and poor body temperature homeostasis(erythroderma) | ||||||||
| 
MF的病理特徵為? | 
Cytology: hyperconvoluted cerebriform nuclei 
Patch/plaque: band-like infiltrate, epidermotropism, intraepidermal Pautrier's microabscesses 
Tumor: nodular infiltrate in the dermis | ||||||||
| 
 MF免疫染色/PCR的特徵為? | 
Mature peripheral T-cell (CD4+) phenotype.  
Partial loss of pan-T-cell antigens( CD7,CD3)  
Clonal rearrangement of TCR gene as demonstrated by PCR or Southern blot techniques. | ||||||||
| 
淋巴結侵犯後的MF,五年存活率大約多少? | 
40% (未侵犯可到80-100%) | ||||||||
| 
Mycosis Fungoides Variants | |||||||||
| 
Folliculotropic MF好發於何處?何人? | 
Head and neck, adult | ||||||||
| 
Folliculotropic MF病理上常有哪種物質堆積? | 
Mucinous degeneration(古稱follicular mucinosis or alopecia mucinosis) | ||||||||
| 
有哪些臨床特徵(2)/著名症狀(3)? | 
Follicular papules/acneiform lesions, indurated plaques/ tumors 
Alopecia(Esp. eyebrows), pruritus, &  secondary bacterial infections. | ||||||||
| 
Darker skinned individuals | |||||||||
| 
Repigmentation. | |||||||||
| 
Pagetoid reticulosis的定義為何? | 
Localized patches/ plaques with an intraepidermal proliferation of neoplastic cells | ||||||||
| 
PR的典型長相為? | 
A solitary psoriasiform or hyperkeratotic patch or plaque on the extremities | ||||||||
| 
PR的行為和MF相比如何? | 
slowly progressive, no extracutaneous dissemination | ||||||||
| 
廣泛型的PR現在認為是哪種CTCL? | 
Epidermotropic CD8+ T-cell lymphoma | ||||||||
| 
Granulomatous slack skin好發於何處? | 
Areas of bulky folding of the skin (axillae &groins) | ||||||||
| 
GSS的病理特徵為? | 
a dense granulomatous infiltrate in the entire dermis, macrophages and multinucleated giant cells + elastolysis | ||||||||
| 
GSS免疫染色為? | 
CD3+ CD4+ CD8– | ||||||||
| 
Sézary Syndrome(SS) | |||||||||
| 
SS的定義為?(3) | 
Diffuse erythroderma, generalized lymphadenopathy, and circulating malignant T cells(Sézary cells) | ||||||||
| 
SS的重要臨床特徵有哪些? | 
Intense pruritus 
Erythroderma+severe scaling or fissuring of the palms and soles 
Appendix: Alopecia & onychodystrophy | ||||||||
| 
如何診斷SS? | 
切片不行。Sézary cell > 1,000 cells/mm3 (抹片)或 
↑CD4/CD8 ratio (> 10) fluorescence-activated cell-sorting analysis | ||||||||
| 
SS死亡的主要原因為? | 
Infection(lymphoma會降低免疫力) | ||||||||
| 
CD30+ Lymphoproliferative Disorders (LyP & ALCL) | |||||||||
| 
LyP的臨床特徵為? | 
Papulonecrotic lesions: crops of papules/papulonodules with necrotic center | ||||||||
| 
LyP的行為為? | 
Recurrent, self-healing, elongated course(months or several years) | ||||||||
| 
LyP的病理特徵與分類為? | 
 
Wedge-shaped infiltration | ||||||||
| 
同一病人會有幾種病理分類? | 
1-3種。同一病灶在不同時期有不同分類。 | ||||||||
| 
現代醫學可以治癒LyP嗎? | 
不行,因LyP不致命,故所有治療均須評量其好處與副作用。 
Few, nonscarring lesions: 長期追蹤即可 | ||||||||
| 
LyP有哪些短期有效的治療? | 
Low-dose MTX(5-20mg QW) 最有效,其次是PUVA | ||||||||
| 
LyP可能伴隨那些淋巴瘤? | |||||||||
| 
cALCL好發於何人? | 
Male adult | ||||||||
| 
cALCL的臨床特徵為? | 
Solitary or locoregional, larger papulonecrotic lesions(do not remiss) | ||||||||
| 
cALCL的病理特徵為? | 
A nodular or diffuse nonepidermotropic infiltrate of large cells in dermis. >75% large CD30+ cells  | ||||||||
| 
cALCL有哪些subtypes?(3) | 
Anaplastic(最多), Immunoblastic, Pleomorphic(不影響臨床行為與預後) | ||||||||
| 
cALCL的免疫染色特徵為? | 
CD4+ , variable loss of pan-T cell angigen(CD2,3,5,7) | ||||||||
| 
cALCL和nodal ALCL免疫染色差異為? | 
cCTCL的CD15,  EMA, ALK為negative | ||||||||
| 
cALCL的治療方式為何? | 
Solitary/ localized: excision or radiotherapy 
Multiple: PUVA+IFN-α, MTX(20mg/wk), anti-CD30-ab | ||||||||
| 
cALCL的預後如何? | 
Favorable, 5-year survival rate 90% | ||||||||
| 
cALCL影響到regional LN時的預後如何? | 
不一定較差。(10%患者有此現象) | ||||||||
| 
Cytotoxic T-cell lymphoma:  Subcutaneous Panniculitis-Like T-Cell Lymphoma(SPTCL)& Cutaneous γ/δ T-cell lymphoma(γ/δ) | |||||||||
| 
SPTCL的臨床特徵為? | 
Subcutaneous nodules/plaques, B symptoms(weight loss, fever, & fatigue), a hemophagocytic syndrome | ||||||||
| 
SPTCL的病理特徵為? | 
Lobular panniculitis, pleomorphicαβ T cells(small, medium-sized, or large).  
Rimming of fat cells. Vessel invasion.  | ||||||||
| 
SPTCL免疫染色特徵為? | 
Cytotoxic T: CD3, CD8, TIA-1, perforin, granzyme B 
Memory T: CD45RO 
其他: TCR α/β.( γ/δ的另稱Cutaneous γ/δ T-cell lymphoma) | ||||||||
| 
SPTCL的治療方式為何? | 
Prednisone or multiagent chemotherapy | ||||||||
| 
SPTCL的預後如何? | 
Favorable(5-year survival 85%).可單用prednisone | ||||||||
| 
γ/δ的別名為? | 
SPTCL with a g/d phenotype. | ||||||||
| 
γ/δ的臨床特徵為? | 
Disseminated ulceronecrotic nodules or tumors,易影響mucosa/ extranodal sites, 不太影響網狀上皮系統(lymph nodes, spleen, or bone marrow) | ||||||||
| 
γ/δ的病理特徵為? | 
medium-to-largeγ/δcytotoxic T cells(large少見), vessel invasion | ||||||||
| 
γ/δ有幾種病理pattern? | 
Epidermotropic, dermal, and subcutaneous | ||||||||
| 
γ/δ免疫染色特徵為? | 
Cytotoxic T: TIA-1, perforin, granzyme B 
CD4, CD8: 均無,(CD8偶而有) 
其他: TCR γ/δ, βF1–,CD56+ | ||||||||
| 
γ/δ的治療與預後如何? | 
multiagent chemotherapy and/or radiation therapy 
預後極差(平均活15 months) | ||||||||
| 
Extranodal Natural Killer/T-Cell Lymphoma, Nasal Type (NKT) | |||||||||
| 
NKT的臨床特徵為? (請就鼻/皮/血液三方面論述。) | 
鼻:lethal midline granuloma 
皮:(各種都行) subcutaneous tumors, plaques, ulcers, an exanthematous macules/papules 
血液: hemophagocytic syndrome with pancytopenia. | ||||||||
| 
NKT的病理特徵為? | 
Small, medium, or large NK or cytotoxic T-cell in dermis & subcutis.  
Epidermotropism, vessel invasion, extensive necrosis | ||||||||
| 
NKT免疫染色特徵為? | 
NK: CD56 
Cytotoxic T: TIA-1, granzyme B, perforin 
EBV(+), CD3– (只有未成熟的CD3ϵ in cytoplasm)  | ||||||||
| 
NKT的治療與預後為何? | 
BM transplantation, lethal(平均活<1年)! | ||||||||
| 
Epidermotropic CD8+ T-Cell Lymphoma (E8)  | |||||||||
| 
E8的臨床特徵為? | 
(像MF)Hyperkeratotic patches/plaques/papules, or tumor, aggressive | ||||||||
| 
E8常轉移到何處? | 
甚少到 lymph nodes, 常跑到unusual sites(lung, testis, CNS, oral cavity) | ||||||||
| 
E8的病理特徵為? | 
Epidermotropic CD8+ cytotoxic T-cell(像MF) | ||||||||
| 
E8要與那些CTCL鑑別診斷? | 
Pagetoid reticulosis(Acral MF), MF, LyP, and cALCL (主要是前兩個診斷,E8廣泛且嚴重得多) | ||||||||
| 
E8免疫染色特徵為? | 
Cytotoxic T: CD3, CD8, TIA 
Ki67+ | ||||||||
| 
E8的治療與預後如何? | 
multiagent chemotherapy, 甚差(平均活32月) | ||||||||
| 
Primary cutaneous peripheral T-cell lymphoma, unspecified(PTL) 可略過 | |||||||||
| 
PTL的臨床特徵為? | 
Solitary, localized, or generalized nodules or tumors | ||||||||
| 
PTL的病理特徵為? | 
Medium-sized(不定) and large-sized(>30%) pleomorphic/immunoblast-like T cells. | ||||||||
| 
PTL診斷的重點是? | 
排除其他 CTCL | ||||||||
| 
PTL免疫染色的特徵為何? | 
類似MF: CD4+, variable loss of pan-T-cell antigens | ||||||||
| 
PTL的治療與預後如何? | 
Multiagent chemotherapy, 極差(5-year survival rate <20%) | ||||||||
| 
Provisional Entities of CTCL: Pleomorphic Small- or Medium-Sized Cutaneous T-Cell Lymphoma(PSM)病理特徵顯著但臨床不明 | |||||||||
| 
PSM的臨床特徵為? | 
Several red-purplish papules or nodules( no patches & plaques) | ||||||||
| 
PSM要與那些CTCL鑑別診斷? | 
MF, 尤其是MF-associated follicular mucinosis | ||||||||
| 
PSM的病理特徵為? | 
(像MF)Small- to medium-sized pleomorphic T-helper-like cells, Epidermotropism(+/-) | ||||||||
| 
PSM的治療與預後為何? | 
Excision/RT/PUVA+ IFN-α, faverable(60%-90%) | ||||||||
| 
CTCL小整理 | |||||||||
| 
好發於何人? | 
大多為adult。cALCL好發男性 | ||||||||
| 
好發何處? | 
Lyp, cCTCL, E8, PTL: 任意 
SPTCL與γ/δ: extremities(legs) 
NKT: nasal cavity>skin 
PSM: head & neck | ||||||||
| 
存活率排行為何? | 
LyP(100%)>ALCL(90%)=MF(100-80%)>SPTCL(85%)>PSM(60-90%)>PTL(<20%)>E8(32m)> γ/δ(15m)>NK/T(<12m) 
Mn: Lamps(光明/好的預後) | ||||||||
| 
細胞的phenotype? | 
Helper: ALCL, MF, PSM, PTL(預後好,除PTL外) 
Cytotoxic: SPTCL, E8, γ/δ, NK/T(預後差,除SPTCL外) | ||||||||
| 
細胞的大小? | 
大中小: LyP, SPTCL, NKT 
大中: ALCL,γ/δ, PTL,  
中小: PSM 
小: MF, E8 | ||||||||
| 
Staging of Cutaneous T-Cell Lymphomas (頂多考到MF/SS) | |||||||||
| 
Ann Arbor system適合哪種lymphoma? | 
nodal non-Hodgkin lymphomas(CTCL不宜) | ||||||||
| 
TNM staging適合哪種lymphoma? | 
MF & SS, other CTCL(但MF/SS與other CTCL分法不同) | ||||||||
| 
Staging要做哪些檢查? | 
Skin PE, CXR, US(abdominal organs and cervical, axillary, and inguinal LN) 
Lab: CBC, GPT/GOT, BUN/Crea, LDH, T-cell clonality(TCR rearrangement), CT, skin/LN/viscera biopsy( histologic/ molecular)  | ||||||||
| 
Bone marrow何時要檢查? | 
Blood分級到B2時(≥1,000/μL Sézary cells) | ||||||||
| 
MF/SS的staging為何? | 
IA: <10%BSA,  IB: >10%BSA  小大十 
IIA: LN(+)結構在, IIB: tumor   結瘤 
IIIA: 紅皮, IIIB: 紅皮+ Sézary cells>5%  紅紅曬 
IVA: LN破壞或≥1,000/μL Sézary cells 壞 
IVB: metastasis 轉 
Mn: 小大十結瘤,紅紅曬壞轉 | ||||||||
| 
Treatment of CTCL | |
| 
CTCL最重要的surrogate marker for survival為? | 
Tumor burden | 
| 
CTCL治療分為哪兩期? | 
Remission-induction phase & maintenance phase | 
| 
CTCL治療有哪幾種?(3) | 
Skin-directed therapies, biologic response modifiers (BRMs), cytotoxic therapies, & combination therapies | 
| 
各種CTCL的主要治療方法為何? | 
從死亡率低到死亡率高 
MF: UVB/PUVA 
LyP, cALCL: MTX/excision/PUVA±IFN-α  
PSM: Excision/PUVA+ IFN-α/RT  
SPTCL: prednisolone or multiagent chemotherapy  
PTL: multiagent chemotherapy  
E8: multiagent chemotherapy  
γ/δ: multiagent chemotherapy and/or RT  
NK/T: RT+BM transplantation | 
| 
Skin-directed therapies有哪些? | 
Excision, Spot X-ray therapy, topical carmustine (BCNU), topical bexarotene, topical steroid, topical nitrogen mustard, Electron bean, PUVA/UVB (即從皮膚進去的治療 ) | 
| 
Unilesional/Localized CTCL: Skin-Directed Therapy | |
| 
Distinct demarcated nodules(PSM/ CD30+)適用那些治療? | 
Excision or spot X-ray therapy(快而可靠) | 
| 
Patches and plaques適用那些治療? | 
Spot X-ray therapy, topical carmustine (BCNU), and topical bexarotene(因為面積大而薄) | 
| 
R/T(Spot X-ray therapy)治療有哪些優點?(2) | 
 | 
| 
R/T (Spot X-ray therapy)治療有何副作用? (2) | 
 | 
| 
Topical BCNU使用上有何限制? | 
Systemic absorption/toxicity(BM suppression,要定期抽CBC), local irritation(只能局部使用) | 
| 
Topical BCNU有哪些皮膚副作用?(3) | 
hyperpigmentation/ skin thinning/telangiectasias | 
| 
請簡述Topical BCNU如何使用。(註:台灣無,不會考) | 
10-mg-20-mg/100 g ointments( petrolatum)QD 
夜擦晨洗,類似Aldara | 
| 
Topical bexarotene gel使用上有何限制? | 
Local irritation(只能局部使用,<15%BSA) | 
| 
請簡述Topical bexarotene gel如何使用。(註:台灣無,不會考) | 
1% gel, nightly lesional applications,一周後BID | 
| 
Disseminated Skin-Limited Disease:要治療全身皮膚+ maintenance therapy | |
| 
Disseminated MF適合那些治療?(3) | 
光療, topical C/T, & total skin electron-beam R/T(前兩者須maintenance) | 
| 
Disseminated E8 or blastic plasmacytoid dendritic cell neoplasm (BPDCN)等較惡性的淋巴瘤適合那些治療?(1) | 
Polychemotherapy | 
| 
Widespread CD30+適合那種治療? | 
Low dose MTX | 
| 
MF光療有哪些選擇?(3) | 
PUVA(每周3-4次→Q2-4W)>NBUVB(每周3-5次→QW)> BBUVB(照效果排序) | 
| 
PUVA有哪些風險?(2C) | 
Cancer, cataract | 
| 
吃完psoralen要避光幾小時? | 
12小時 | 
| 
如何減少PUVA的總劑量? | 
併用IFN-α | 
| 
UVB有哪些風險?(1C) | 
Cancer | 
| 
皮膚淋巴瘤的全身topical C/T要用哪種劑型? | 
Nitrogen mustard (mechlorethamine hydrochloride) QD 
Oint: 10 mg/100 g 
Aq: 10mg/50ml water | 
| 
使用nitrogen mustard如何保護? | 
戴plastic gloves | 
| 
使用nitrogen mustard有哪些風險?(5) | 
Delayed hypersensitivity reaction, irritant reactions, cancer, hypo-/hyperpigmentation | 
| 
皮膚淋巴瘤的全身R/T要用哪種放射線? 為什麼? | 
Electron-beam, penetrate only to the upper dermis(不影響GI, BM, mucosa…) | 
| 
那些地方R/T容易漏掉,須另外照? (5) | 
palms, soles, scalp, axillae, and perineum | 
| 
R/T時哪兩個地方須特別保護? | 
Eyelid(lead shields/5-mm-thick contact lenses),Nail.   | 
| 
R/T的成功關鍵為何? | 
Total radiation dose(>30Gy/3000rad為佳) | 
| 
R/T常見的副作用為何?(4) | 
Alopecia, atrophy of sweat glands / skin, radiodermatitis, edema | 
| 
如何減少R/T副作用? | 
highly fractionated(多分幾次照) | 
| 
Maintenance Therapy and Topical Steroid Therapy | |
| 
那些治療可用於maintenance Therapy? | |
| 
PUVA用於MF之Maintenance Tx如何taper? | 
QW(1y)→Q2W(2y) →Q3W(1y) →Q4W(2y)  | 
| 
MF幾年沒復發才算cure? | 
8年(皮膚淋巴瘤治療需八年抗戰)  | 
| 
懷疑復發可用哪種治療? | 
Topical glucocorticoids(class I)bid(8W) | 
| 
承上,復發要做切片確認時,“wash-out” of steroid要多久? | 
要停steroid 4 weeks | 
| 
Erythrodermaic CTCLs的治療 | |
| 
CTCL引起erythroderma時免疫系統會有那些變化? | 
Immune dysfunctions(易感染) & inflammatory processes | 
| 
哪些治療適合erythrodermaic CTCLs? | 
Oral retinoids, ECP, and subcutaneous injections of IFN-α. (remission大多需要combination, palliation用mono+BRMs即可) | 
| 
Erythrodermatic CTCLs的治療有效指標為?(2) | 
↓BSA, ↓pruritus | 
| 
哪些retinoid適合治療CTCLs? | 
Isotretinoin & bexarotene(high selectivity) | 
| 
Bexarotene的治療劑量如何? | 
300 mg/m2 | 
| 
Bexarotene有哪些副作用?(3) | 
Hyperlipidemia/hypercholesterolemia, neutropenia(但不會免疫抑制), central hypothyroidism(TSH與T4都低)。 | 
| 
Bexarotene和那些藥交互作用?(2) | 
gemfibrozil & warfarin | 
| 
Extracorporal Photochemotherapy(ECP)每次治療約需多久? | 
3 hours(類似洗腎) | 
| 
ECP大概多久做一次? | 
QM, 每次連做兩天(4–6 months見效) | 
| 
ECP有效的初始徵象有哪些? | 
Return of body hair, loss of rigors(寒顫), and a return of the sweating. | 
| 
ECP的治療原理為? | 
增強免疫系統對malignant lymphocytes的攻擊力。(<5% malignant lymphocyte 直接被photoinactivated) | 
| 
IFN‐α治療的劑量為何? | 
Remission-induction: 3MU TIW to 9MU QD 
Maintenance: 1MU QD | 
| 
IFN -α的副作用為何? | 
flu-like illness, depression, neuropathy, dementia, myelopathy, autoimmune thyreoiditis | 
| 
IFN –α治療需監控那些Lab? | 
CBC & urinanalysis | 
| 
有哪些BRMs可治療cutaneous lymphoma? (3) | 
DAB389IL-2 (Denileukin Difititox, Ontak®) 
Alemtuzumab 
Vorinostat | 
| 
DAB389IL-2的原理與副作用為何? | 
局部IL-2 & diphtheria toxin(DT)合體:接上IL-2受器後,用DT毒殺細胞 
Allergic reactions or a capillary-leak syndrome | 
| 
Alemtuzumab的原理與副作用為何? | 
A humanized monoclonal IgG to CD52,可攻擊malignant lymphocytes 
因monocytes, granulocytes, normal lymphocytes也/有CD52,會導致fatal infection | 
| 
Vorinostat的原理與副作用為何? | 
histone deacetylase inhibitor (HDACI): ↑ histone acetylation→differentiation, cell cycle arrest, & apoptosis 
Fatigue, nausea, & thrombocytopenia | 
 
 
No comments:
Post a Comment