AS notes Surgery Flashcards
what is littres hernia?
Hernial sac containing strangulated Meckel’s diverticulum.
what is amyands hernia?
inguinal hernia containing strangulated appendix
what side are inguinal hernias more common?
right
what causes congenital inguinal hernias?
patent processus vaginalis
- can cause hydrocele and indirect hernia
state some causes of acquired inguinal hernias?
Chronic cough: COPD, asthma Prostatism Constipation Severe muscular effort: e.g. heavy lifting Previous incision/repair Ascites / obesity Appendicectomy
what type of inguinal hernia is more common in younger patients?
indirect hernia
- through the deep ring
what type of inguiunal hernia is more common to strangulate?
indirect hernia
what investigation should be done for inguinal hernia?
US
what is the elective and emergency surgical tretament for femoral hernias?
Elective: Lockwood Approach
Low incision over hernia c¯ herniotomy and
herniorrhaphy (suture ing. ligt. to pectineal ligt.)
Emergency: McEvedy Approach
High approach in inguinal region to allow inspection and
resection of non-viable bowel.
Then herniotomy and herniorrhaphy
where is a dermoid cyst from in children?
midline of neck or nose
medial and lateral ends of eyebrow
what is a dermoid cyst made up of?
epidermal lined cyst deep to the skin
what investigations should be done for neck lumps?
Clinical assessment Imaging: US
Cyto/Histo: aspiration or biopsy
give two examples of midline neck lumps in children/young adults?
dermoid cyst
thyroglossal cyst
give some causes of anterior triangle neck lumps? (pulsatile and non pulsatile)
Pulsatile
Carotid artery aneurysm
Tortuous carotid artery
Carotid body tumour (chemodectoma)
Non-pulsatile Branchial cysts Laryngocele Goitre Parotid tumour (lump in postero-superior area)
give some causes of submandibular triangle neck lumps?
Salivary stone
Sialadenitis
Salivary tumour
give some causes of posterior triangle neck lumps?
LNs Cervical ribs Pharyngeal pouch Cystic hygromas Pancoast’s tumour
what is cystic hygromas?
Congenital multiloculated lymphangioma arising from the jugular lymph sac
give two examples of midline neck lumps in adults?
thyroid isthmus mass
ectopic thyroid tissue
where is the location of cystic hygromas and there clinical findings?
Lower part of post. triangle but may extend to axilla.
↑ in size when child coughs/cries
Transilluminates brilliantly
where can thyroglossal cysts be found?
Can be located anywhere between foramen caecum
and the thyroid
Usually just inferior to the hyoid: subhyoid
Or, just above the hyoid: suprahyoid
what is the treatment of thyroglossal cysts?
Sistrunk’s Op: excision of cyst and thyroglossal duct
- the mid section of the hyoid bone can be removed as well
where does a pharyngeal pouch usually occur?
Killian’s dehiscence
Between thyro- and crico-pharyngeal muscles that
form the inferior constrictor
what can be make the pain of cervical lymphadenopathy worse?
alcohol
state some causes of lymphadenopathy? LIST
Lymphoma and Leukaemia
Infection
Sarcoidosis
Tumour
state some causes of salivary gland enlargement ?
Parotitis Sjogren’s / Sicca Syndrome Sarcoid Amyloid ALL Chronic liver disease Anorexia or bulimia
what is the most common salivary gland neoplasm?
Pleiomorphic Adenoma
what is Frey’s Syndrome?
Redness and sweating skin over parotid area
Occurs in relation to food (inc. thinking)
Auriculotemporal branch of CN V3 carries
sympathetic fibres to sweat glands over parotid
area and parasympathetic fibres to the parotid
Reinervation of divided sympathetic nerves by
fibres from the secretomotor branch of
auriculotemporal branch of CN V3
- complication of parotidectomy
what genetic conditions can cause bilateral undescended testis?
Noonans
Prader willi
what structure attaches to the inferior pole of the testis and pulls them into the scrotum?
gubernaculum
what are retractile testis?
Normal development but excessive cremasteric reflex
what is the surgery for undescended testis?
Orchidopexy by Dartos Pouch Procedure
can hormonal treatment be done for undescended testis?
β-HCG may be tried if testis is in inguinal canal
what nerve root supplied the testis?
T10
what is found on clinical examination during testicular torsion?
Testis rides high and lies transversely (however lie can be normal if the testis has twisted a full 360 degrees)
inflammed, hot, swollen, extremely generally tender
what is Torted Hydatid of Morgagni ?
testicular appendix torsion
what is the testicular appendix a remnent of?
Remnant of Mullerian duct
what is the presentation of phimosis in children?
Mx: Gentle retraction, steroid creams, circumcision
what is the management of phimosis in children?
Pres: recurrent balanitis and ballooning
what is Paraphimosis?
Tight foreskin is retracted and becomes irreplaceable.
↓ venous return → oedema and swelling of the glans