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Oftalmologia del aparato lacrimal
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Desarrolla el tema sobre oftalmologia del aparato lacrimal, desde su anatomia hasta....
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EST: CESAR BUSTAMANTE AYALASISTEMA LAGRIMAL O PELICULA
– ANATOMIA
a. GLANDULA LAGRIMAL COMPONENTE ACUOSO CAPA INTERMEDIA HIDRATA
i. ORBITARIA
ii. PALPEBRAL
1. SITUACION
2. FORMA
3. LONGITUD
4. CARAS Y BORDES
a. ((NO ES PALPABLE. SI SE PALPA, LEUCEMIA,…. ))
b. CONDUCTOS EXCRETORES
i. ORBITARIOS
ii. PALPEBRALES
iii. DESEMBOCA POR 6-8 ORIFICIOS
c. VASOS
d. NERVIOS
e. LINFATIVOS
f. VIAS LAGRIMALES
i. PUNTOS LAGRIMALES
ii. CONDUCTOS LAGRIMALES
iii. CONDUCTOS DE UNION
iv. SACO LAGRIMAL
v. CONDUCTO LAGRIMONASAL
vi. ------
vii. CONFIGURACION INTERNA
1. SUPERFICIE
2. VALVULAS
viii. VASOS Y NERVIOS
ix. LINFATICOS
– FISIOLOGIA – PELICULA LAGRIMAL
a. 3 CAPAS
i. CAPA EXTERNA U OLEOSA – LIPIDICA evita la perdida de h20, ls evaporación
ii. CAPA INTERMEDIA O ACUOSA hidrata
iii. CAPA MUCOSA – MUCINA adhiere a la cornea
b. COMPOSICION DE LAS LAGRIMAS
i. VOLUMEN
1. Albúmina 60%
2. Lisozimas 21-25%
3. Inmunoglobulinas
4. Electrolitos
5. Glucosa (5mg/dl)
6. Urea (0.04 mg/dl)
ii. PH
iii. OSMOLARIDAD
c. TRAYECTO LAGRIMAL
– SEMIOLOGIA
a. ANAMNESIS
i. SIGNOS
ii. ANTECEDENTES
iii. PATOLOGICOS
iv. TRATAMIENTOS
b. EXPLORACION INTERNA
i. INSPECCION
ii. PALPACION
1. Ángulo interno
2. Compresión de saco
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