Surgery Flashcards
-ectomy
remove
-orraphy
repair
-otomy
incision
-ostomy
surgical creation of an opening between 2 organs OR organ and skin
-plasty
restructure/shaping/formation
MC breast cancer
invasive ductal carcinoma
IDC
serous or bloody nipple discharge
intraductal papilloma
MC breast mass in 35-50 yo F
fibrocystic change
MC breast mass in teen and young women
fibroadenoma
breast mass accompanied by redness, pain, heat
inflammatory carcinoma
Si/Sx SBO
abd pain abd distension vague abd discomfort obstipation N/V high pitched bowel sounds
findings of SBO on upright AXR
air-fluid levels
distension of bowel
management and definitive tx of SBO
NPO
NG tube to suction
IVF
Foley (bladder decompression)
surgical decompression = laparotomy and lysis of adhesions
indications for repair of AAA to prevent future rupture?
> = 5.5 cm in M
= 5.9 cm in F
1 cm/yr
0.5 cm/6 mo interval
Sx AAA non-ruptured
abdominal tenderness
pain in abdomen and back
pulsating abdominal mass
Ddx female RLQ pain x 1 day
appendicitis ectopic pregnancy ovarian torsion constipation PID misplaced IUD GE UTI --> pyelo perforated PUD Crohn dz pancreatitis intussusception volvulus diverticulitis tumor Mecke's diverticulum
MC conditions assoc with post-operation fever
WIND - pna, atelectasis (1-3) WATER - uti (4) WALKING - pe, dvt (4-7) WOUND - incision inf (7-9) WONDERDRUGS - abx, etc. (any)
Boxer’s fx
5th metacarpal neck fx
from punching a wall = direct trauma to clenched fist
Boxer’s fx tx
initially: splinting (ulnar gutter splint)
closed reduction for severely angulated 4th/5th MC fx
interventions to decrease ICP
Elevate head to 30* (reverse trandelenberg) sedation/paralysis intubate and hyperventilate (PCO2 goal: 25-30 mmHg) mannitol ventriculostomy (take out extra CSF)
What is AMI and how present?
sudden onset intestinal hypoperfusion from occlusive arterial embolus (esp SMA)
- pain out of proportion (acute)
- vomiting
- diarrhea
- hx of afib or heart dz
Criteria to clear a possible cervical spinal injury in stable adult pt with head and neck trauma
- must be ALERT (GCS)
- must be WITHOUT NECK PAIN
- must NOT be INTOXICATED
- must NOT have DISTRACTING INJURY (knee hurts>neck)
- must NOT have ABNL NEURO FINDINGS
Primary trauma survey (ATLS)
ABCDE
A: Airway - C-spine stabilization
B: Breathing - oxygenation and ventilation
C: Circulation - hemorrhage, access, heart working, shock
D: Disability - neuro, CNS/PNS
E: Exposure and Environment - undress, injuries, prevent hypothermia
Secondary trauma survey (ATLS)
history
detailed physical exam
Murphy’s sign
cholecystitis
Reynold’s pentad
ascending cholangitis
fever jaundice RUQ pain hypotension AMS
Psoas sign
retrograde appendicitis
Obturator sign
appendicitis on obturator internus
(internal rotation = ankle out_
Kehr’s sign
referred pain to LEFT shoulder from blood under left hemidiaphragm
splenic rupture
Grey-Turner’s sign
pancreatitis
ecchymosis on flank
Cullen’s sign
cUL UmbiLicus
pancreatitis
periumbilical ecchymosis
McBurney’s sign
appendicitis
pain radiates from umbilicus to 2/3 to right ASIS
Rovsing’s sign
appendicitis
right sided abdominal pain on left sided percussion/palpation
MC injured knee ligament
MCL
medial collateral ligament
Positive Lachman test
ACL tear
Flex knee @ 30*, stabilize femur, pull tibia forward, + if tibia does not resist and comes forward
Positive McMurray test
Meniscus tear
Flex knee, rotate tibia, presure on either side of knee, + if pain or clicking
Common dashboard knee injury in MVA
PCL
posterior collateral ligament
Ranson criteria for determining prognosis of acute pancreatitis, at admission
@ admission = GA LAW
- Glucose > 200
- AST > 250
- LDH > 350
- Age > 60
- WBC > 16
Ranson criteria for determining prognosis of acute pancreatitis, in first 48 h
Calvin and HOBBS
- sCa2+ < 8
- HCT decreased > 10%
- PO2 < 60 mmHg
- BUN increase > 5
- Base deficit > 4
- Sequestration of fluid > 6L
Associated mortality per Ranson criteria score
0 - 2 = 0 - 3% mortality
3 - 5 = 11 - 15% mortality
6 - 11 = > 40% mortality
When estimating TBSA for burns, what is the rule of 9s?
head - 9 neck - 1 front trunk - 9 back trunk - 9 right arm - 18 left arm - 18 right leg - 18 left leg - 18
classic presentation of acute appendicitis
periumbilical pain migrates to McBurney's point N/V decrased appetite Rovsing sign Psoas sign Obturator sign Peritonieal irritation (guarding, rebound tenderness)
Tx appendicitis
surgical appendectomy
pain med
abx
classic si/sx of carotid artery stenosis
bruit (not sp/sn)
hx of TIA/stroke
amurosis fugax
major RF breast cancer
female increased age prior breast cancer 1st degree relative with breast cancer genetics/BRCA 1/2 obesity EtOH use increased estrogen exposure: - nulliparity - children later in life >30 - early menarche <13 - late menopause
MC type of breast cancer
invasive ductal carcinoma
75% of all breast cancer
Hx afib, now with severe periumbilical abdominal pain x 12 h –>
AMI
MI/CVA of the gut!
RF acute mesenteric ischemia (AMI)
afib/arrhythmias CAD/atherosclerosis hx TIA/stroke increased age severe cardiac valve dz recent MI intra abd cancer
imaging test of choice to diagnose AMI
CT angiography
treatment of AMI
IMMEDIATE OR
- embolectomy
- resection of necrotic bowel
incisional hernia
post-op hernia
epigastric hernia
above umbilicus, through linea alba
umbilical hernia
through umbilical ring
femoral hernia
through femoral ring
medial to femoral vessels
Hesselbach hernia
under inguinal ligament
lateral to femoral vessels
Bochdalek hernia
hernia of stomach through posterior diaphragm
Morgagni hernia
hernia of stomach through anterior diaphragm
indirect inguinal hernia
travels through ing canal
palpate @ superficial inguinal ring
direct inguinal hernia
palpate @ superficial inguinal ring
hiatal hernia
through diaphragmatic defect at GE junction/@ esophageal hiatus
ventral hernia
incisional hernia in ventral abdominal wall
gastrostomy
surgical connection of stomach to skin for feeding (G-tube)
+ percutaneous PEG tube placement
ileostomy
small bowel opened and attached to skin for stool output
colostomy
colon bowel opened and attached to skin for stool output
laparoscopy
visualization of peritoneal cavity using laparoscope
laparotomy (celiotomy)
incision into abdominal cavity
what is intussusception?
telescoping of bowel intro a downstream section of bowel causing an obstruction
intussusception MC in which population?
toddlers < 2 yo
treatment intussusception
preferred air or barium enema to surgical reduction
MC benign cardiac tumor in adults and where
left atrial myxoma
features of compartment syndrome
6 Ps
- pain
- pallor
- parathesias
- poikilothermia
- paralysis
- pulselessness
MC cause of compartment syndrome
fractures
Tx compartment syndrome
immediate fasciotomy to relieve compartment pressure, increase tissue perfusion, prevent permanent neurovascular damage
diagnostic test of choice for acute cholecystitis
RUQ US
MC location gallstones in acute cholecystitis
cystic duct
sign assoc with acute chole
Murphy’s sign
zone 1 of the neck
clavicle to cricoid cartilage
great vessels aortic arch trachea esophagus lung apices c-spine spinal cord CN roots
zone 2 of neck
cricoid cartilage to angle of mandible
carotid A vertebral A jugular V pharygnx larynx trachea eso C-spine spinal cord
zone 3 of neck
angle of mandible to base of skull
salivary and parotide glands carotid A vertebral A trachea eso C- spine major CNS
GI derived from foregut
esophagus/stomach to 1st part duodenum + spleen
celiac A
GI derived from midgut
2nd part duodenum to proximal 2/3 of transverse colon
SMA
GI derived from hindgut
distal 1/3 of transverse colon to above dentate line
IMA
what is a cholesteatoma and how does is present
a keratinized mass in middle ear or mastoid
acquired or congenital
otorrhea
hearing loss
dizziness
pearly mass behind TM
treatment of cholesteatoma
cholesteatomotomy
tympanoplasty
causes of SBO
MC: adhesions
hernias
cancer tumor
volvulus
LC: intuss Crohns gallstone ileus bezoar bowel wall hematoma x trauma congenital radiation enteritis
depth and treatment of 1st degree burn
supericial
epidermis
clean
depth and treatment of 2nd degree burn
partial thickness
epidermis and portions of dermis
remove blisters
silvadene cream
abx ointment
depth and treatment of 3rd degree burn
full thickness
all layers of dermis
escharotomy
grafting
depth and treatment of 4th degree burn
muscle and bone involvement
escharotomy
grafting
difference between Mallory-Weiss tear and Boerhaave syndrome
Mallory-Weiss
- mucosal
- longitudinal
- distal eso/prox stomach
Boerhaave
- full thickness
- distal eso
- LIFE THREATENING
vaccines recommended to patients undergoing splenectomy
pneumovax
HiB
N. meningiditis
influenza just because
Eye opening GCS score
Does not open - 1
Opens to painful stim - 2
Opens to voice - 3
Opens spontaneously - 4
Motor response GCS score
No movement - 1 Decerebrate - 2 Decorticate - 3 Withdraws from pain - 4 Localizes painful stimulus - 5 Obeys commands - 6
Verbal response GCS score
No sounds - 1 Incomprehensible sounds - 2 Inappropriate words - 3 Confused - 4 Appropriate and oriented - 5
GCS in significant brain injury
< 8
GCS with moderate TBI
9-12
GCS with mild TBI
13-15
causes of gynecomastia
STACKED drugs cirrhosis/liver failure Klinefelter hyperprolactinemia decrased testosterone testicular tumor hyperTHY persistent pubertal (not transient)
STACKED drugs that cause gynecomastia
Spironolactone THC Alcohol Cimetidine Ketoconazole Estrogen Digoxin
heroin
anabolic steroids
Secondary trauma survey
detailed Hx
detailed PEx
check all orifices: ear, nose, mouth, vagina, rectum
RF AAA rupture
smoking
atherosclerosis
HTN
size
Si/sx ruptured AAA
acute severe tearing abdominal to back pain
syncope
hypotension
palpable pulsatile abdominal mass
=> STAT CT + vascular surgeon
mortality of ruptured AAA
95% mortality
Epidural hematoma vessels
middle meningeal A
between skull and dura
Subdural hematoma vessels
bridging veins
between dura and brain
Epidural hematoma presentation
trauma to temporal head and LOC, lucid interval, then lethargic, obtuneded, neuro deficits, dilapted pupils, HA
Subdural hematoma presentation
HA
AMS
confusion
gradulal change in AMS if chronic
Managment epidural vs subdural hematoma
epidural:
- craniotomy and surgical evacuation
subdural:
- if increased ICP –> craniotomy and surgical evacuation
- OR obs in ICU
main causes of acute abdomen
inflammation/infection (appendicitis, cholangitis, pancreatitis, SBP, diverticulitis)
perforation and hemorrhage (PUD, appendicitis)
ischemia (AMI)
obstruction (SBO)
ectopic pregnancy
what is sigmoid volvulus
twisting/torsion of sigmoid colon causing obstruction
Si/sx of sigmoid volvulus
acute abdomen N/V anorexia abd distension obstipation
Dx/tx of sigmoid volvulus
- flex sig
- supine and upright AXR
- “omega sign” is distended loop bowel pointing up to RUQ
surgical decompression by signoidoscopy/colonoscopy –> bowel resection
difference between Monteggia fx and a Galeazzi fx
Monteggia fx: proximal ulnar fx
anterior dislocation of radial head
Galeazzi fx: distal radial fx
dislocation of distal ulnar joint
Rule of 2s for Meckel’s diverticulum
2% population 2 yo 2 inches long 2 feet from IC valve 2 types of tissue 2 X M:F
Typical presentation of Meckel’s diverticulum
abd pain
lower gi bleeding
+/- SBO
Dx/tx Meckel’s diverticulum
Meckel’s scan
surgical resection
Si/sx of tension PTX
sudden dyspea one sided pleuritic CP anxiety decreased breath sounds hyperresonance hypotension JVD tracheal shift contralateral
Tx TPTX
needle decompression and chest tube placement
anosmia
loss of smell
otorrhea
ear drainage
rhinorrhea
nasal drainage
dysphagia
difficulty sallowing
odynophagia
pain with swallowing
globus
sensation of “lump” in throat
otalgia
ear pain
trismus
difficulty opening mouth
tinnitus
ear ringing
MC cause LLQ abd pain with hemoccult positive stool?
diverticulitis
tx; metronidazole
what is a fibroadenoma?
solid, mobile, well-defined, round
benign breast mass of glandular and fibrous tissue
fibroadenoma MC in
< 30 F
Tx of fibroadenoma
small = observe and monitor
large = surgical resection
initial medical management of GERD
diet/lifesytle changes
antacids
PPI trial
surgical management for refractor GERD
Nissin fundoplication
- wrap fundus of stomach around lower esophagus
surgical indications for carotid endarterectomy (CEA)
symptomatic
> 70% stenosis (M and F)
50-69% in M
asymptomatic
> 60% stenosis
periop risk < 3%
> 10 y life expectancy
crush injury means at risk for what renal complications, so prevent how?
rhabdomyolosis causes muscle to release myoglobin, which travels to the kidney and obstructs kidney tubules –> ATN/AKI
prevent with aggressive IV hydration
difference between indirect and direct inguinal hernias
direct: congenital patent process vaginalis, through deep ring to superficial, lateral to epigastric vessels, MC
indirect: abd wall defect, medial to epigastrics, acquired
Beck’s triad and for what?
cardiac tamponade
hypotension
JVD
muffled heart sounds
Most appropraite emergency treatment for cardiac tamponade
pericardiocentesis
what is gallstone ileus and MC site of obstruction
> 2.5 cm gallstone erodes through gallbladder into duodenum, travels until obstructs at ileocecal valve
clinical features of subclavian steal syndrome
arm pain with exercise
syncope
HA
(subclavian steals blood from vertebral arteries)
64 yo male smoker PMH CAD, worening abd pain after eating, lost 20#, what is diagnosis
chronic mesenteric ischemia
like a long-term gut heart attack
clinical features of acute peripheral arterial occlusion
6 Ps pain at rest pallor/cyanosis parathesias poikilothermia/cold paralysis pulselessness
acute scrotal pain, what suggests testicular torsion?
no cremasteric reflex
high riding testis
horizontal orientation of testis
negative Prehn sign (painnot removed by elevating scrotum)
FOOSH, next step management
thumb spica cast x 1 week
re-xray in 7-10 days
13 yo teen obese boy, hip pain, limp, diagnosis and test?
slipped capital femoral epiphysis
Xray hip: posterior displacement of femoral epiphysis
“ice cream falling off the cone”
interventions to prevent post-op DVT
SCDs
ppx heparin SUBQ 5000u TID
early ambulation
which type of thoracic aortic dissection requires emergent surgical intervention?
Stanford type A - ascending aorta
how treat Standford type B thoracic aortic dissection?
beta-blockers
if not end organ ischemia
gallstones located in gallbladder =
cholelithiasis
gallstone obstructs cystic duct –> gallbladder inflammation/infection =
acute cholecystitis
gallstone located in common bile duct =
choledocholithiasis
gallstone obstructs common bile duct –> biliary tract infection =
acute cholangitis
hoarse voice immediately foloiwng thyroidectomy, cause?
iatrogenic recurrent largyngeal nerve damage
5-7% transient loss
3-4% permanent loss
numbness around mouth and tingling of hands on POD #2 s/p thyroidectomy, diagnosis
hypocalcemia –> hypoPTH
iatrogenic
wound closure by primary intention
reapproximate edges of wound and close with sutures/staples/adhesive
clean wounds, not much loss of tissue
wound closure by secondary intention
wound edges left open and wound slowly closes by granulation and epithelialization
wound vac and dressings
bigger scar, longer healing
wound closure by delayed primary closure
wound left open x4-5d before closing with primary sutures/staples/adhesive
contaminated wounds (concern for trapping bacteria)
free air under right hemidiaphragm
MC: perforated ulcer
USPSTF recs on screening for AAA
one time
male
65 - 75 yo
hx of smoking
Roux-en-Y gastric bypass is
laproscopic gastrojejunostomy anastamosis
Gastric banding is
laproscopic tight adjustable silicone band around top of stomach (connected to port ot inc/dec saline pump)
Sleeve gastrectomy is
removal of body of stomach
remove the banana
type of IBD can be cured surgically
ulcertive colitis