Congenital nevushttps://en.wikipedia.org/wiki/Congenital_melanocytic_nevus
Congenital nevus ke mofuta oa melanocytic nevus o fumanoang ho masea ha a hlaha. Letšoao la tsoalo la mofuta ona le hlaha ho bana ba ka bang 1 % lefatšeng ka bophara.

Ha e bapisoa le melanocytic nevus, congenital melanocytic nevi hangata e kholo ka bophara mme e ka ba le moriri o feteletseng. Ha e feta 40 cm (16 in) e nang le hypertrichosis, ka linako tse ling e bitsoa giant hairy nevus.

Melanocytic nevi hangata e hola ka ho lekana le boholo ba ‘mele ha ngoana a ntse a hola. Meriri e hlahelletseng hangata e hlaha, haholo kamora ho kena bonneng kapa bosaling.

Ho hlajoa ka ho buuoa ke tekanyetso ea tlhokomelo. Tse ngata li tlosoa ka opereishene bakeng sa aesthetics. Empa, tse kholoanyane li rafshoa ho thibela mofetše. Li‑congenital nevi li na le kotsi e kholo ea ho fetohala ho melanoma. Likhakanyo tsa phetoho ho melanoma li fapana ho tloha ho 2 % ho isa ho 42 % lingoliloeng.

Ha leqeba le le lenyenyane, le ka tlosoa ka ho buuoa. Empa, ho thata haholo ho le tlosa ka ho feletseng ntle le lebala ha le e‑ba khōlō ka lilemo.

Kalafo
#Staged excision (congenital nevus)
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  • Ho thata ho tlosa nevi e kholo ka ho feletseng nkong haeba e sa tlosoe nakong ea lesea.
  • Congenital nevus (boemo bo tlwaelehileng) — E qala ka matheba a manyane nakong ea lesea, empa e hola ka mora ho ba le nako. Ho tloha ponong ea litlolo, ho molemo ho e tlosa ha e le nyenyane.
  • Maemong a ho kenya letsoho ho pharaletseng, ho na le monyetla o moholo oa ho ba le mofetše oa letlalo nakong e tlang.
  • Kaha e na le sebopeho se sa tloaelehang, ho hlokahala ho etsa biopsy.
References Effective Treatment of Congenital Melanocytic Nevus and Nevus Sebaceous Using the Pinhole Method with the Erbium-Doped Yttrium Aluminium Garnet Laser 25324667 
NIH
Congenital melanocytic nevus ke mofuta oa letšoao la tsoalo le hlahang nakong ea tsoalo kapa bošego. Nevus sebaceous ke ho se tloaelehe ha letlalo ho kenyelletsa lithapo tsa moriri tse nang le bokooa. Thutong ena, re sebelisitse mokhoa oa laser o bitsoang pinhole method o sebelisang Erbium:YAG laser ho phekola maqeba a nevus ho bakuli ba fapaneng.
Congenital melanocytic nevus (CMN) is a melanocytic nevus that is either present at birth or appears during the latter stages of infancy. Nevus sebaceous has been described as the hamartomatous locus of an embryologically defective pilosebaceous unit. Here, we describe how we used the pinhole technique with an erbium-doped yttrium aluminium garnet (erbium : YAG) laser to treat nevi lesions in different patients.
 Giant congenital melanocytic nevus 24474093 
NIH
Giant congenital melanocytic nevus ke mofuta oa letlalo le lefifi le teng ho tloha tsoalong 'me le hola ho feta 20 cm ka bophara ha motho a se a holile ka botlalo. Ke ntho e etsahalang ka seoelo, 'me e etsahala ho lesea le le leng le 20 000 le sa tsoa tsoaloa. Leha e sa tloaeleha, ke ntho e kholo hobane e ka baka mathata a tebileng, joalo ka mofetše oa letlalo kapa ea ama boko le methapo ea kutlo (neurocutaneous melanosis). Monyetla oa ho tšoaroa ke mofetše oa letlalo ka nako e 'ngoe bophelong ba hau o tloha ho 5 % ho isa ho 10 %.
Giant congenital melanocytic nevus is usually defined as a melanocytic lesion present at birth that will reach a diameter ≥ 20 cm in adulthood. Its incidence is estimated in <1:20,000 newborns. Despite its rarity, this lesion is important because it may associate with severe complications such as malignant melanoma, affect the central nervous system (neurocutaneous melanosis). The estimated lifetime risk of developing melanoma varies from 5 to 10%.