head and neck mass
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HEAD AND NECK MASS
GENERAL SURGERY2012-2013
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FACE ANATOMY
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FACE ANATOMY
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FACE MASS ,LAMP, OR SWELLINGEPIDERMOID CYST (SEBACEOUS CYST) :COMMONIN SCALP & FACE BECAUSE OF EXCESSIVE SEBACEOUSGLANDS .IT IS BLOCKAGE OF THE MOUTH OF THE GLAND THATOPENS IN TO HAIR FOLLICLE AND SO GRADUAL DISTENSION OF THE GLAND FORMING A CYST CONTAINING SEBUM.IT IS LIABLE TO INFECTION.DERMOID CYST :COMMONLY OVER THE EXTERNAL ANGLE OF THE EYE BROW,OR INTERNAL ANGLE.IT IS FORMED BY PIECE OF SKIN WHICH TRAPPED DEEP TO NORMAL
SKIN WHICH IS EITHER DEVELOPMENTAL,OR AFTER INJURY.SO IT IS EITHER CONGENITAL AS IN FACE OR ACQUIRED AS IN HAND AND FINGERS ALSO CALLEDINCLUSION CYST.
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DERMOID CYST..CONT,DDERMOID CYST LINED BY SQUAMOUS EPITHELIUM ,CONTAIN SEBUM AND HAIR & OTHER SKIN APPENDAGES ,WHICH DIFFERS FROM SEBACEOUS CYST.OTHER FACE MASS PAROTID DISEASE :INFLAMMATORY LIKE MUMPS OR BACTERIAL PAROTIT IS .NEOPLASTIC:BENIGN & MALIGNANT PLEOMORPHIC ADENOMA (MIXED PAROTID TUMOUMER). ADENOID CYSTIC CARCINOMA.
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EPIDERMOID (SEBACEOUS) CYSTSSCALP SEBACEOUS CYSTS SEBACEOUS CYSTS --FACE
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DERMOID CYSTEXTERNAL ANGULAR DERMOID INTERNAL ANGULAR DERMOID
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ACQUIRED DERMOID IMPLANTATION DERMOID IMPLANTATION(INCLUSION)DERMOID .
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DERMOID CYST—LINED BY SQUAM.EPITHELIUMCONTAINING HAIR AND SEBUM
HAIR AND SKIN APPENDAGES HAIR---COULD BE SEEN IN OVARY AS WELL
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OTHER FACE MASSES LIPOMA(SOFT) OSTEOMA(HARD)
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LIPOMA LIPOMA EXCISED LIPOMA
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PAROTITISCHRONIC BACTERIAL PAROTITIS VIRAL PAROTITIS--MUMPS
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MUMPS MIXED TUMOUR PLEOMORPHIC ADENOMA
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PAROTID MALIGNANCY WITH FACIAL PALSY
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NECK ANATOMY
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NECK ANATOMY
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NECK AND THYROID ANATOMY
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NECK MASS,LUMP OR SWELLING MULTIPLE LUMPS:LYMPH NODES .ANTERIOR TRIANGLE THAT DOES NOT MOVE WITH
DEGLUTITION OR SWALLOWING:SOLID:LYMPH NODE,CAROTID BODY TUMOUR,LIPOMA.CYSTIC :COLD ABSCESS,DERMOID CYST,& BRANCHIAL
CYST.ANTERIOR TRIANGLE THAT MOVES WITH SWALLOWING :SOLID:THYROID GLAND ,DELPHIAN LYMPH NODE .CYSTIC:THYROGLOSSA L CYST.
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NECK MASS,LUMP ,OR SWELLING….CONT,D
POSTERIOR TRIANGLE(NOT MOVED WITH SWALLOWING ) :
SOLID :LYMPH NODECYSTIC : CYSTIC HYGROMA,PHARANGEAL POUCH. PULSATILE CYSTIC:SUBCLAVIAN ANEURYSM.
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MULTIPLE MASSES---LYMPH NODES
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CAUSES OF MULTIPLE CERVICAL LYMPHADENOPATHY
INFECTION:NON-SPECIFIC & SPECIFIC (T.B.),GLANDULAR FVER.NEOPLASIA:PRIMARY:LYMPHOMA &LEUKAEMIA. SECONDARY.
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ANTERIOR TRIANGLE MASSNOT MOVES WITH DEGLUTITION
SOLID:LYMPH NODE (INFECTION ,MALIGNANCY). CAROTID BODY TUMOUR ;IT IS RARE
TUMOUR,ARISES FROM CHEMORECEPTOR OF THE IN THE COMMON CAROTID A.BIFURCATION.ALSO CALLED CHEMODECTOMA.USUALLY BENIGN,BUT OCCASIONALLY MALIGNANT.DIAGNOSIS :CAROTID ANGIOGRAPHY AND MRI .
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CAROTID BODY TUMOUR
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ANT.SOLID
LIPOMA:BENIGN CONNECTIVE TISSUE TUMOUR ARISES FROM FATTY TISSUE OR ADIPOSE TISSUE.
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ANT. TRIANGLE SOLID NOT MOVES WITH SWALLOWING
LIPOMA EXCISED LIPOMA SPECEIMENT
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CYSTIC MASS IN ANT. TIANGLE NOT MOVES WITH DEGLUTITION
COLD ABSCESS: LIQUIFIED T.B. LYMPH NODE;IT IS NEITHER RED, NOR HOT OR TENDER.BRANCHIAL CYST:CONGENITAL IN ORIGIN DEVELOPEDFROM VESTIGEAL REMENANT OF THE SECOND BRANCHIAL CLEFT.IT IS LINED BY SQUAMOUS EPITHELIUM.IT IS LIABLE TO INFECTION AND IF IT RUPTURES
IT LEADS TO BRANCHIAL FISTULA.DERMOID CYST: .
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SOFT CYSTIC MASS—COLD ABSCESS
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COLD & HOT ABSCESSCOLD T.B. ABSCESS HOT NON-SPECIFIC ABSCESS
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BRANCHIAL CYST &FISTULACONGENITAL BRANCHIAL CYST RUPTURED INFECTED CYST---BRANCHIAL FISTULA
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DERMOID CYST--CYSTICDERMOID CYST RESEMBLE THYROGLOSSAL CYST BUT DOES NOT MOVE WITH SWALLOWING DERMOID
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ANTERIOR TRIANGLE MASSMOVES WITH DEGLUTITION OR SWALLOWING
SOLID :THYROID GLAND ;GOITRE (DIFFUSE GOITRE,,OR SINGLE THYROID NODULE,TOXIC OR NON TOXICBENIGN OR MALIGNANT ). DELPHIAN LYMPH NODE :SOLID MOVES WITH SWALLOWING.CYSTIC:THYROGLOSSAL CYST:IT MOVES WITH TONGUEPROTRUSION AS WELL.IT IS CONGENITAL REMENANT OF
THYROGLOSSAL DUCT .COULD BE AT ANY LEVELFROM FLOOR OF THE MOUTH DOWN TO BELOW CRICOID
CARTILAGE .
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GOITRE =ANY THYROID ENLARGEMENTSINGLE THYROID NODULE DIFFUSE THYROID ENLARGEMENT
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DELPHIAN LYMPH NODE(THE ONLY L.N. MOVESWITH DEGLUTITION).
DELPHIAN L.N. ALSO CALLED PRELARYNGEAL L.N.
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THYROGLOSSAL CYST MOVES WITH DEGLUTITION &TONGUE PROTRUSION
SEEN IN CHILDREN AND ADULT
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THYROGLOSSAL CYSTMOVES WITH TONGUE PROTRUSION EXCISION OF THYROGLOSSAL CYST
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POSTERIOR TRIANGLE MASS WHICH DOES NOT MOVE WITH SWALLOWING
SOLID :LYMPH NODE WITH ALL CAUSES OF CERVICALLYMPHADENOPATHY.CYSTIC:CYSTIC HYGROMA;ARISES FROM PRIMITIVELYMPH SACS DURING EMBRYONIC LIFE.IT APPEARSDURING NEONATAL OR EARLY INFANCY.IT IS COMPRESSIBLE.PHARYNGEAL POUCH:IT IS DEFECT IN THE PHARYNGEAL MUSCLE WALL WITH MUCOSAL PROTRUSION ORHERNIATION.SUBCLAVIAN ARTERY ANEURYSM :
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POST.TRIANGLE L.N.
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CYSTIC HYGROMA-CAVERNOUS LYMPHANGIOMA
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PHARYNGEAL POUCH
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DIAGNOSIS-HISTORY.-PHYSICAL EXAMINATION: LOCAL &SYSTEMIC EXAMINATION. LOCAL EXAMINATION OF ANY LUMP : SIZE,SITE,SHAPE,SURFACE,COLOR,TEMPERATURE, TENDERNESS,CONSISTENCY,COMPRESSIBILITY OR PULSATILITY.INVESTIGATION:HAEMATOLOGICAL & BIOCHEMICALEXAMINATION.
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DIAGNOSIS…CONT,DIMAGING TESTS :CHEST X-RAY .PLAIN X-RAY SKULL ---DERMOID CYST .ULTRASOUND ---DIFFERENTIATE BETWEEN CYSTIC &
SOLID MASS.ALSO ULTRASOUND DIFFERENTIATES BETWEEN VASCULAR AND NON-VASCULAR AS IN CAROTID BODY TUMOUR OR ANEURYSM.
CT SCAN WITH IV CONTRAST--- FOR ALL LUMPS .MRI------ .
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DIAGNOSIS…CONT,DBIOPSY:FINE NEEDLE ASPIRATION BIOPSY.INCISIONAL BIOPSY .EXCISIONAL BIOPSY.
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PLAIN X-RAYBONE DEFECT DUE TO DERMOID CYST DERMOID CYST
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X-RAYDERMOID CYST DERMOID CYST OF THE FINGER
BONE DESTRUCTION
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FINE NEEDLE BIOPSY DIRECT OR UNDER US GUIDE
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EXCISIONAL BIOPSY FNA BIOPSY SLIDES