Key associations Flashcards
Actinic solar keratosis
precursor to squamous cell carcinoma
Acute gastric ulcer associated with CNS injury
Cushing’s ulcer (increased ICP leads to vagal gastric secretion)
Acute gastric ulcer associated with severe burns
Curling’s ulcer (reduced plasma volume results in sloughing of gastric mucosa)
Alternating areas of transmural inflammation and normal bowel
skip lesions: Crohn’s disease
Dissecting aneurysm
HTN
Aortic aneurysm, abdominal and descending aorta
Atherosclerosis
Aortic aneurysm, arch
Tertiary syphillis
Aortic aneurysm, ascending
Marfan’s syndrome (idiopathic cystic medial degeneration)
Atrophy of mamillary bodies
Wernicke’s encephalopathy (thiamine deficiency causing ataxia, confusion, ophthalmoplegia)
Autodplenectomy (fibrosis and shrinkage)
Sickle cell anemia
Bacteria assoc with gastirits, PUD, stomach cancer
H. pylori
Bacterial meningitis in adults/elderly
Strep pneumo
Bacterial meningitis in newborns
Group B strep (strep agalacticae)
Bacterial meningitis in children
Neisseria meningiditis
Bleeding disorder with GpIb deficiency
Bernard-Soulier; defect in platelet adhesion to VWF)
most common Brain tumors in adults
supratentorial:
Metastasis > astrocytoma (including glioblastoma multiforme) > meningioma > schwannoma
most common Brain tumors in children
medulloblastoma > craniopharyngioma
Most common breast cancer
Infiltrating ductal carcinoma
most common breast mass
fibrocystic change in premenopausal
most common cardiac tumor in kids
rhabdomyoma; seen in tuberous sclerosis
most common breast tumor
fibroadenoma
most common cardiac tumor in adults
Metastasis, myxoma
Cardiac manifestation in Lupus
Libmann Sacks endocarditis (nonbacterial, infects both sides of mitral valve)
Cerebellar tonsillar herniation
Chiari malformation (presents w/ progressive hydrocephalus or syringomyelia)
Chronic atropic gastritis (autoimmune)
predisposition to gastric carcinoma and can be a cause of pernicious anemia
Clear cell adenocarcinoma of the vagina
Diethylstillbestrol (DES) exposure in utero
Compression fracture
osteoporosis
Congenital adrenal hyperplasia, hypotension
21 hydroxylase deficiency
most common Congenital cardiac anomaly
VSD
Congenital conjugated hyperbilirubinemia (black liver)
Dubin-Johnson syndrome (inability of hepatocytes to secrete conjugated bilirubin into bile)
Constrictive pericarditis
TB in developing nations, SLE in developed world
Most common coronary arteries involved in thrombosis
LAD>RCA>LCA
Cretinism
iodine deficiency
4 causes of Cushing’s syndrome
- Iatrogenic Cushing’s (from steroids)
- Adrenocortical adenoma (secretes excess cortisol)
- ACTH secreting pituitary adenoma
- Paraneoplastic ectopic ACTH secretion
Early cyanosis-think embryo (less common causes)
Tetralogy of Fallot, transposition of great vessels, truncus arteriosus
Later cyanosis-think embryo (more common)
VSD, ASD, PDA
Cause of death in CML
blast crisis
Cause of death in SLE
Lupus nephropathy
Demyelinating disease in young women
MS
some causes of DIC
Sepsis, Obstetric complicatons, cancer, burns, trauma, major surgery
Diverticulum in pharynx (foul breath)
Zenker’s diverticulum
Ejection click
Aortic/pulmonic stenosis
most common types of Esophageal cancer
Squamous cell carcinima (worldwide)
Adenocarcinima (US)
Exotoxin mediated food poisoning
Staph A and Bacillus cereus
most common gynecological malignancies
Worldwide: cervical
US: endometrial
congenital heart murmur
Mitral valve prolapse
Heart valve effected in bacterial endocarditis
Mitral > aortic > tricuspid (IVDU)
Most common helminth infections in US
Enterobius vermicularis and Ascaris lumbricoides
Epidural hematoma
rupture of middle meningeal artery due to trauma to the side of the head. (lens shaped)
Subdural hematoma
tearing of the bridging veins, ex: shaken baby (crescent shaped)
Hereditary harmless jaundice in times of stress/infection
Gilbert’s disease: benign unconjugated hyperbilirubinemia)
3 most common causes of hepatocellular carcinoma
alcoholism, Hep B and Hep C (can also be caused by hemochromatosis and alpha 1 antitrypsin deficiency)
Holosystolic murmur
VSD, tricuspid/mitral regurgitation
hypercoagulability, endothelial damage and blood stasis
Virchow’s triad for venous thrombosis
Most common cause of hypoparathyroidism
surgical excision following thyroidectomy
Infections in chronic granulomatous disease
Staph A, E. coli, Aspergillus (catalase +)
3 most common renal stones
- Calcium
- Struvite (urease + proteus infection)
- Uric acid
Late cyanotic shunt (uncorrected left to right becomes right to left)
Eisenmenger’s syndrome (caused by uncorrected ASD, VSD, PDA; results in pulmonary HTN)
Most common lysosomal storage disease
Gaucher disease
Malignancy associated with non-infectious fever
Hodgkin’s lymphoma
2 most common causes of mental retardation in kids
Down Syndrome and Fragile X
Most common cancers to metastasize to bone
Prostate/breast > lung > thyroid, testes
Most common cancers to metastasize to brain
Lung > breast > genitourinary > osteosarcoma > melanoma > GI
most common cancers to metastasize to the liver
Colon»_space;>stomach, pancreas
most common cause of mitral valve stenosis
Rheumatic fever
Mixed UMN and LMN disease
ALS
Most common cause of myocarditis
Coxsackie B
most common cause of nephrotic syndrome in adults
focal segmental glomerulosclerosis
most common cause of nephrotic syndrome in kids
Minimal change disease
Neuron migration failure
Kallman syndrome: hypogonadism and anosmia
nosocomial pneumonia
Klebsiella, E. coli, pseudomonas
Opening snap
mitral stenosis
most common cause of osteomyelitis
Staph A; salmonella in sickle cell pts
Osteomyelitis with IVDU
Pseudomonas and staph
Ovarian metastasis from gastric carcinoma or breast cancer
Krukenberg tumor (mucin secreting signet ring cells)
Most common benign ovarian tumor
Serous cystadenoma
Most common malignant ovarian tumor
Serous cystadenocarcinoma
causes of acute pancreatitis
Alcohol, gallstones
Causes of chronic pancreatitis
Alcohol, Cystic fibrosis in kids
most common causes of pelvic inflammatory disease
Chlamydia trachomatis and Neisseria gonorrhea
Philadelphia chromosome
t9:22, (bcr-abl) Assoc with CML and less commonly ALL
most common primary bone tumor in adults
multiple myeloma
recurrent inflammation/thrombosis of small and medium vessels in extremities
Beurger’s disease; strongly assoc with tobacco
most common renal tumor
Renal cell carcinoma: associated with von Hippel Lindau, smoking
Right heart failure due to a pulmonary cause
Cor pulmonale
S3 is associated with this principle
increased ventricular filling (left to right shunt, mitral regurgitation, LV failure CHF)
S4 is associated with this principle
Stiff, hypertrophic ventricle (aortic stenosis, restrictive cardiomyopathy)
Secondary hyperparathyroidism is caused by
Hypocalcemia from chronic renal failure
SIADH is associated with this paraneoplastic tumor
Small cell carcinoma of the lung
most common stomach cancer
adenocarcinoma
t(14:18)
Follicular lymphoma (bcl-2)
t(8:14)
Burkitt’s lymphoma (c-myc)
t(9:22)
CML, ALL philadelphia chromosome
most common testicular tumor
seminoma
most common thyroid cancer
papillary carcinoma
most common tumor of infancy
hemangioma;usually regresses spontaneously)
viral encephalitis affecting the temporal lobe
HSV1
Direction of DNA an RNA synthesis
5 prime to 3 prime
most abundant type of RNA
rRNA
enzymes responsible for synthesis of rRNA, mRNA and tRNA respectively
RNA polymerase I, II, III
What molecular biology techniques are used to separate DNA, RNA and proteins respectively?
RNA=northern blot; DNA=southern blot; Protein=western blot
technique used to detect different alleles at a certain gene of interest using restriction enzymes
restriction fragment length polymorphism analysis
congenital abnormality caused by maternal ACE inhibitor use
renal dysgenesis, oligohydraminos, pulmonary hypoplasia and limb contractures
teratogenic effect of tetracyclines
yellow teeth and enamel hypoplasia
teratogenic effect caused by aminoglycosides
8th CN deafness
teratogenic effect caused by warfarin
craniofacial and CNS defects, stillbrith
teratogenic effect of phenytoin/dilantin
fetal hydantoin syndrome, craniofacial and limb defects, mental deficiencies
teratogenic effect of valproic acid
spina bifida; neural tube defects
teratogenic effect of lithium
ebstein anomaly of the heart
teratogenic effect of isoretinoin
carniofacial, small ears, CNS defects, cardiac and thymus defects
teratogenic effect of alcohol
craniofacial defects (absent philtrium, flattened nasal bridge, microphthalmia, growth restriction, brain, cardiac and spinal defects