The Superlatives of Surgery Flashcards
Most Commons, Pre-malignant lesions Exceptions, ONLY ones, Etc...
Only IV NSAID
Ketorolac
Most abundant source of energy (fast <5 days)
Lipids
Flatus or passage of stool are not prerequisites for enteral feeding EXCEPT IN…
Gastroparesis
Most common trace mineral deficiency
Zinc
TBW of males versus females
Male: 60%
Female: 50%
Most common fluid disorder in surgical patients
Extracellular volume deficit
Most common cause of Extracellular volume deficit
Loss of GI fluids
Most common abnormality of hemostasis
Thrombocytopenia
Most common complication of warfarin therapy
Bleeding into the abdominal cavity
Most common cause of abdominal pain in patients undergoing anticoagulation
Intramural bowel hematoma
Most common indication for blood transfusion
Replacement of volume
TRALI ALWAYS occurs before…
6 hours post transfusion
Most common indication for intubation
Altered mental status
Most common type of burn admissions
Flame burns
Keratinocyte transit time
40-56 days
Most common site of extravasation (Adult)
Dorsum of the hand
Most common cause of extravasation (Infant)
high concentration dextrose, bicarb, Ca, TPN
More sensitive to pressure?
Muscle or Skin?
Muscle! Hence necrosis tends to extend deeper than is superficially apparent
Most protective factor from UV-related damage
Melanin
Most common form of radiation exposure
UV radiation
Pathognomonic for actinomycosis
Sulfur granules within purulent specimen
Most common location for a dermoid cyst
Eyebrow
Most common cutaneous cyst
Epidermal cyst
2nd: Trichilemmal cyst
Most common cutaneous lesion of infancy
Hemangioma
90% involute
Most common subcutaneous neoplasm
Lipoma
More common location of granular cell tumors
Tongue
Most common type of skin cancer
BCC
Most frequent from of BCC
Nodulocystic / Nodulo ulcerative - RODENT ulcer
Morpheaform - more aggressive
Syndromic malignancies assoc with BCC
Gorlin’s syndrome (Basal cell nevus)
Nevus sebaceus of Jadassohn
Syndromic malignancies assoc with SCC
Epidermolysis verruciformis
Xeroderma pigmentosum
Epidermolysis bullosa
SLE
Premalignant lesion: Malignant melanoma
Dysplastic nevi
Most common type of malignant melanoma
Superficial spreading (anywhere EXCEPT hands and feet)
Least common type of malignant melanoma
Acral lentiginous (palms, soles, and ungal areas)
Most common: great toe, thumb
More common in dark skinned people
Types of of malignant melanoma with the best and worst prognosis
Best: Lentigo maligna
Worst: Acral lentiginous
Most important prognostic factor
Breslow thickness
Skin malignancy with worst prognosis
Merkel Cell Carcinoma
IHC stain: neuron specific enolase
Most common sites of necrotizing soft tissue infection
Ext. genitalia, perineum, abd. wall
Most common site of breast cancer
Upper outer quadrant
Most common site of axillary LN mets
Lateral (level 1)
Levels reference point: Pectoralis minor!
At what size is gynecomastia considered in men?
> /= 2cm
Mammography by age
Baseline: 35
Annual: start at 40
Chemopreventive med for Breast CA with a more favorable adverse event profile
Raloxifene
Most important prognostic factor of disease free survival in breast CA
Axillary LN status
More common in situ breast CA in premenopausal women
LCIS
also more common bilateral
True anatomic precursor of Breast CA
DCIS
Pathognomic for Paget’s Disease of the Nipple
Large, pale, vacuolated cells
Always r/o malignant melanoma
Most frequent complication of MRM
Seromas beneath the skin flaps
Most tumors of the oral cavity are of this type
SCCA
Most common location of SCCA of the oral cavity
Lower lip
Head and Neck CA with best prognosis
Cancer of the lip