Patchy tawv xim

Patchy tawv xim yog thaj chaw uas cov xim tawv nqaij yog qhov tsis sib xws nrog sib dua lossis cov chaw tsaus. Mottling lossis tawv nqaij tawv nqaij yog hais txog kev hloov cov ntshav ntawm daim tawv nqaij uas ua rau khaus khaus.

Qhov tsis xwm yeem los sis tawv tawv kev tshem tawm ntawm daim tawv nqaij tuaj yeem tshwm sim los ntawm:

• Cov kev hloov pauv ntawm melanin, ib yam tshuaj uas tsim hauv cov qe nqaij tawv uas muab cov tawv nqaij nws cov xim
• Kev loj hlob ntawm cov kab mob lossis lwm yam muaj sia ntawm cov tawv nqaij
• Ntshav (vascular) pauv
• O vim muaj qee cov pob

Cov hauv qab no tuaj yeem ntxiv lossis txo qis melanin ntau lawm:

• Koj caj ces
• Tshav kub
• Raug Mob
• Raug rau hluav taws xob (xws li los ntawm lub hnub)
• Raug rau cov hlau hnyav
• Hloov cov qib theem hauv theem
• Qee qhov xwm txheej xws li vitiligo
• Qee yam mob fungal
• Cov pob

Kev tiv thaiv tshav ntuj lossis duab ci ci UV, tshwj xeeb tshaj yog tom qab noj tshuaj hu ua psoralens, tuaj yeem ua kom tawv nqaij muaj xim ntau dua (pigmentation). Ua kom cov xim ntau ntau yog hu ua hyperpigmentation, thiab tuaj yeem tshwm sim los ntawm qee cov pob khaus raws li lub hnub ci.

Txo cov xim ntau lawm yog hu ua hypopigmentation.

Kev hloov xim tawv nqaij tuaj yeem yog lawv tus kheej, lossis lawv yuav yog los ntawm lwm yam mob lossis kev puas tsuaj.

Npaum li cas ntawm daim tawv nqaij koj muaj peev xwm pab txiav txim siab seb cov kab mob ntawm daim tawv nqaij koj yuav loj tuaj. Piv txwv li, cov neeg tawv nqaij sib dua tau yoog tshaj plaws ntawm lub hnub thiab raug puas. Qhov no yuav ua rau muaj kev pheej hmoo ntawm daim tawv nqaij qog nqaij hlav. Tab sis txawm hais tias nyob rau hauv cov neeg tawv nqaij tsaus dua, kev tshav ntuj ntau dhau tuaj yeem ua rau tawv nqaij tawv.

Piv txwv ntawm cov qog nqaij hlav feem ntau ua rau tawv nqaij yog cell cell carcinoma, squamous cell carcinoma, thiab melanoma.

Feem ntau, kev hloov pauv tawv xim yog ua kom zoo nkauj thiab tsis cuam tshuam rau lub cev kev noj qab haus huv. Tab sis, kev ntxhov siab mob hlwb tuaj yeem tshwm sim vim hloov xim. Qee qhov hloov xim tuaj yeem yog cov cim qhia tias koj muaj kev pheej hmoo rau lwm yam teebmeem mob.

Cov ua hloov ntawm xim tuaj yeem suav nrog ib qho hauv qab no:

• Pob txuv
• Café-au-lait me ntsis
• Kev txiav, khawb, kiav txhab, yoov tom thiab daim tawv me
• Erythrasma
• Ntshav (chloasma)
• Melanoma
• Moles (nevi), da dej da nevi, lossis dev nevi
• Dermal melanocytosis
• Pityriasis alba
• Kev siv hluav taws xob
• Pob tw
• Kev nkag siab ntawm lub hnub vim muaj tshuaj kho mob lossis qee yam tshuaj
• Kev tshav ntuj lossis suntan
• Tinea ntau yam xim
• Kev ua tsis zoo ntawm cov tshuaj pleev thaiv hnub, ua rau thaj chaw ntawm hlawv, ziab, thiab tsis muaj ziab
• Vitiligo
• Acanthosis nigricans

Hauv qee kis, xim tawv nqaij rov qab rau nws tus kheej.

Koj tuaj yeem siv cov tshuaj pleev xim uas kho kom dawb los yog ua kom tawv nqaij kom txo cov tawv nqaij lossis txawm tias lub suab tawv nqaij nyob rau thaj chaw uas loj heev lossis pom tau heev. Txheeb xyuas nrog koj cov kws kho dermatologist ua ntej txog kev siv cov khoom lag luam. Ua raws li cov lus qhia ntawm pob ntawv hais txog yuav siv cov khoom lag luam zoo li cas.

Selenium sulfide (Selsun Blue), ketoconazole, lossis tolnaftate (Tinactin) tshuaj pleev xim tuaj yeem pab kho tinea versicolor, uas yog mob fungal uas tuaj yeem tshwm sim li thaj chaw kho tsis tau. Ua ntawv thov raws li qhia rau thaj chaw muaj teeb meem txhua hnub kom txog thaum qhov thaj ua rau thaj ploj. Tinea versicolor feem ntau rov qab los, txawm tias muaj kev kho mob.

Koj tuaj yeem siv cov tshuaj pleev ib ce los yog zas tawv nqaij kom zais cov xim hloov xim. Cov pleev pleev kuj tseem tuaj yeem pab zais tawv nqaij tawv, tab sis nws yuav tsis kho qhov teeb meem.

Zam kev tshav ntuj ntau dhau thiab siv tshuaj pleev thaiv hnub nrog SPF tsawg kawg 30. Hypopigmented daim tawv nqaij tshav tawv tau yooj yim, thiab daim tawv nqaij hyperpigmented tuaj yeem tsaus ntuj dua. Hauv cov neeg tawv nqaij ib tsos tsaus tsawv, kev puas tsuaj rau daim tawv nqaij yuav ua rau hyperpigmentation mus tas li.

Hu rau koj tus kws kho mob yog tias:

• Koj muaj cov xim hloov tawv nqaij ntev ntev uas tsis muaj qhov ua kom paub
• Koj pom ib lub qe tshiab lossis lwm yam kev loj hlob
• Txoj kev loj hlob uas twb muaj lawm tau hloov xim, loj me lossis tsos

Tus kws kho mob yuav ua tib zoo tshuaj koj daim tawv thiab nug txog koj li keeb kwm kho mob. Koj tseem yuav raug nug txog koj cov tsos mob ntawm daim tawv nqaij, xws li thaum koj pom thawj zaug koj daim tawv xim hloov, yog tias nws pib dheev, thiab yog tias koj raug mob ntawm daim tawv nqaij.

Kev ntsuam xyuas uas yuav ua tau muaj xws li:

• Cov tawv nqaij muaj qhov txhab ntawm tawv nqaij
• Nqaij xyoob tawv nqaij
• Ntoo teeb (ultraviolet teeb) kev soj ntsuam ntawm daim tawv nqaij
• Kuaj ntshav

Txoj kev kho yuav yog nyob ntawm kev kuaj mob ntawm koj cov tawv nqaij.

Dyschromia; Ntshaiv

• Acanthosis nigricans - sib txheeb
• Acanthosis nigricans ntawm tes
• Neurofibromatosis - mob nqaij nyuj loj heev-au-lait
• Vitiligo - quav yeeb tshuaj
• Vitiligo ntawm lub ntsej muag
• Halo nevus

Calonje E, Brenn T, Lazar AJ, Billings SD. Kev cuam tshuam ntawm pigmentation. Hauv: Calonje E, Brenn T, Lazar AJ, Billings SD, eds. McKee Qhov Kev Kawm ntawm daim tawv nqaijCov. Thib 5 ed. Philadelphia, PA: Elsevier; 2020: chap 20.

Patterson JW. Kev cuam tshuam ntawm pigmentation. Hauv: Patterson JW, ed. Weedon's Cov Khoom Siv Tawv TawvCov. Thib 5 ed. Philadelphia, PA: Elsevier; 2021: chap 11.

Ubriani RR, Clarke LE, Ming ME. Tsis-neoplastic mob ntawm pigmentation. Hauv: Busam KJ, ed. Cov Saib Xyuas DermatopathologyCov. 2nd ed. Philadelphia, PA: Elsevier Saunders; 2016: chap 7.