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USMLE BRS Path terms

Named Dx's and genes to remember from BRS path

Terms

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9:22
Philadelphia chromosome, CML bcr abl fusion c-abl on 9, bcr on 22 p95
Angelman syndrome
materal transmission del(15)(q11q13), aka happy puppet syndrome, mental retardation, ataxia, seizures, inappropriate laughter p53
Bense Jones protein
seen in urine of patients with multiple myeloma, Ig light chain either k or l p175
Rb gene
retinoblastoma on chromosome 13 p95 and p352
Niemann Pick dx
deficient sphingomyelinase, accumulation of sphingomyelin in phagocytes, foamy histiocytes in liver, spleen, lymph nodes, skin, hepatosplenomegaly, anemia fever, occasional neuro degeneration, half have cherry red spot macula p 57
BRCA1
tumor suppressor mutated in breast and ovary CA p96
Arthus reaction
seen in hyperacute rejection, = acute inflammation, fibrinoid necrosis of small vessels, and extensive thrombosis p72
E4 allele of apoprotein E
chromosome 19, allele common in alzheimers
Waldenstrom Macroglobulinemia
manifestation of lymphplasmocytic lymphoma, B cell neoplasm p176
14:18
follicular lymphoma IG heavy chain on 14, bcl-2 oncogene on 18 p95
Reidel thyroiditis
thyroid replacement by fibrous tissue, unkown origin, mimics CA p316
Turcot syndrome
adenomatous polyps with tumors of CNS p230
Dry beriberi
peripheral neuropathy, atrophy of muscles, wet - high output cardiac failure, DCM, AV shunting, hypervolemia p116
Donovan bodies
seen in granuloma inguinale, multiple organisms filling large histiocytes p291
Peutz Jeghers syndrome
hamartomatous polyps in colon and small intest, freckles on lips, hands, genitalia, higher incidence of adeno CA of colon and other malignancies, stomach, breast, ovaries p230
11:22
transloc seen in ewing sarcoma
Plummer dx
combination of hyperthyroidism, nodular goiter, absence of exophthalmos p315
McArdle syndrome
deficient muscle phosphorylase, glycogen in skeletal muscle, cramps with exertion p57
Pompe dx
deficient a1,4 glucosidase, accumulation of glycogen in liver, heart, skeletal muscle, cardiomegaly, muscle hypotonia, spelnomegaly, intractable hypoglycemia, death from cardiorespiratory failure before age 3 p57
Meigs syndrome
triad of ovarian fibroma, ascites, hydrothorax p297
Wernicke Korsakoff syndrome
thiamine deficiency, cerebral dysfunction, aka alcoholic encephalopathy, hemorrhagic lesions in the mamillary bodies, confusion, ataxia, ophthalmoplegia, and memory loss plus confabulation p 105 and p115
Hunter syndrome
similar to Hurler, deficient L iduronosulfate sulfatase, accumulations of heparin sulfate and dermatan sulfate, hepatospenomegaly, micrognathia, retinal degeneration, joint stiffness, mental retardation, cardiac lesions p59
Heberden nodes
osteophytes at DIP joints p355
Fabry dx
aka angiokeratoma corporis diffusum universal, deficient a::galactosidase A, accumulate ceramide trihexoside, skin lesions angiokeratomas, fever, burning pain in extremities, cardiovascular and cerebrovascular involvement, death as adult by renal failure p59
ret PTC
associated with papillary thyroid CA
FGFR3
gene mutated in achondroplasia (most common form of dwarfism), located at 4p16.3 p349
Marfan syndrome
deficient fibrillin (constituent of microfibrils), arachnodactyly, ectopia lentis, aortic aneurysm, mitral valve prolapsed p55
Beckwith Weidemann syndrome
hemihypertrophy, macroglossia, organomegaly, neonatal hypoglycemia, various embryonal tumors, deleted WT 2 gene p268
Sheehan syndrome
pituitary insufficiency post-partum, low TSH ACTH p298 and 312
Munro abscesses
minute neutrophilic abscesses found within parakeratotic stratum corneum in psoriasis p333
Smudge cells
seen in CLL, leukemic B-cells that are fragile p172
Wilms tumor
clear cell renal tumor seen in kids p266
Charcot triad
nystagmus, intention tremor, scanning speech, seen in MS p370
Plummer Vinson syndrome
iron deficient anemia associated with upper::esophageal web p157
Foamy histiocyte
sphingomyelin containing phagocytes seen in Niemman::Pick dx in liver, spleen, lymph nodes and skin p57
Churg Strauss syndrome
aka allergic granulomatous angiitis, necrotizing vasculitis, variant of polyarteritis nodosa, involves pulmonary vasculature, peripheral eosinophilia, and asthma p128
Guillain Barre syndrome
acute inflammatory demyelinating dx primarily involving peripheral nerves p370
Patau syndrome
aka trisomy 13, mental retardation, microcephaly, micropthalmia, brain abnormalities, cleft lip/palate, polydactyly, rockerbottom feet, congenital heart dx p51
Heart failure cells
intra::alveolar hemosiderin-laden macrophages caused by RBCs from capillary rupture 2* to pulmonary HTN p35
Pancoast tumor
aka superior sulcus tumor, seen in bronchogenic CA, often with Horner's p 212
McCune Albright syndrome
polyostotic fibrous dysplasia, precocious puberty, café au lait spots, short stature, young girls p349
Burkitt lymphoma
aggressive B-cell lymphoma, EBV, starry sky appearance, c myc p179
Goodpasture syndrome
aka antiglomerular basement membrane dx, antibodies against alveolar and glomerular basement membranes, linear immunoflorescence p261
Councilman body
small round eosinophilic masses found in dieing hepatocytes often containing chromatin remnants seen in viral hepatitis p7 and p242
Crigler Najjar syndrome
severe unconj hyperbilirubinemia due to deficient glucuronyl transferase p239
Waterhouse Friderichsen syndrome
catastrophic adrenal insuff and vascular collapse, hemorrhagic necrosis of adrenal cortex p321
N
myc :: neuroblastoma amplicatiion correlates inversely with degree of differentiation p95
Gardner syndrome
autosomal dominant, numerous adenomatous polyps along with osteomas and soft tissue tumors p230
Von economo encephalitis
infectious disorder, caused postencephalitic parkinsonism p373
Lisch nodule
pigmented iris hamartoma seen in neurofibromatosis
Libman Sacks endocarditis
occurs in SLE, small vegitations on either or both surfaces of valves p141
Paget dx of breast
eczematoid lesion of nipple areola, large cells with clear "halo like" area, invade epidermis, underlying ductal CA p300
PIG A
mutation = paroxysmal nocturnal hemoglobinuria p161
Kimmelsteil Wilson dx
diffuse nodular diabetic glomerulosclerosis p323
Rouleaux formation
also seen in urine of MM, stacks of RBCs, will have high ESR p175
C ANCA
associated with Wegener granulomatosis p128
Clue cell
vaginal epithelial cell with stippled appearance due to adherent coccobacilli p290
Birbeck granule
tennis racket shaped cytoplasmic inclusion seen in langerhans cells (so also seen in langerhan cell histiocytosis) p68
Bowenoid papulosis
appears as multiple wart-like lesions resembling condyloma accuminatum p280
Conn syndrome
primary aldosteronism p320
ANAs in SLE
dsDNA antibodies and Sm Smith antigen = highly specific for SLE p77
Raynaud phenomenon
vasosmasm of small vessels, most often in fingers, seen with autoimmune dx like SLE, scleroderma and others (R in CREST), recurrent vasospasm, always secondary to underlying disorder p77 and p129
Berger dx
aka IgA nephropathy, deposition of IgA in mesangium, benign recurrent hematuria in kids following infection p261
Virchow node
superclavicular lymph node identifying metastatic stomach CA p224
Negri bodies
eosinophilic intracytoplasmic inclusions in hippocampus and purkinje cells seen in rabies infection p368
Kimmelstiel Wilson nodules
mesangial matrix material acculmulations seen in nodular glomerulosclerosis seen in diabetic nephropathy p259
DiGeorge syndrome
aka velocardiofacial syndrome and CATCH 22 syndrome, micro deletion of 22q11, Cardiac abnormalities, Abnormal facies, T cell deficit due to thymic hypoplasia, Cleft palate, Hypocalcemia due to hypoparathyroidism, from poor development of 3rd and 4th cranial arches p51 and p73
Addison disease
primary adrenal failure p312
Hirschsprung dx
aka congenital megacolon, dilation of colon due to absence of ganglion cells p227
Alport syndrome
hereditary nephritis associated with nerve deafness and ocular disorders, mutation in gene for the a5 chain of type IV collagen p261
Felty syndrome
variant of rheumatoid arthritis, splenmegally, neutropenia, RA p354
Shy Drager syndrome
parkinsonism with autonomic dysfunction and orthostatic hypotension p373
Charcot Bouchard aneurysm
aneurysm at small artery bifurcations p365
Paget dx of vulva
similar to paget breast, sometimes related to underlying adenoCA of sweat glands p291
Albers SCHonberg dx
aka osteopetrosis, marble bone dx, dense skeleton, failure of osteoclastic activity p349
Osler Weber Rendu syndrome
aka hereditary hemorrhagic telangectasia, telangectasias in skin and mucous membranes, epistaxis, GI bleeds p55 and p189
Turner syndrome
45 XO, female hypogonadism, hypothyroid, short, webbed neck, 1* amenorrhea p52
Hodgkin dx
malignant lymphoma with features resembling inflammatory disorder, young men, Reed Sternburg cells p176
Ewing sarcoma
small round blue cell tumor of bone, long bones, kids, 11:22 transloc p352
Beriberi
this comes in a wet variety and a dry one, they are both Vit B1 thiamine deficiency
NF1
tumor suppressor mutated in Von Recklinhousen p96
Paget dx of bone
aka osteitis deformans, increased osteoclastic and osteoblastic activity p348
Call Exner bodies
small follicles filled with eosinophilic secretion, diagnostic feature of granulose cell tumor p297
Bernard Soulier dx
autosomal recessive, unusually large platelets, lack of "GPIb IX V" p191
Raynaud disease
different in that it is the primary disorder, recurrent vasospasm of small arteries and venules, pallor, cyanosis, fingers and toes, young healthy women p129
Hand Schuller Christian dx
aka chronic progressive histiocytosis, not as bad as Letterer Siwe p350
Cori dx
deficient debranching enzyme amylo-1,6-glucosidase, glycogen in liver, heart, skeletal muscle, stunted growth, hepatomegaly, hypoglycemia p57
Starry sky appearance
on lymph node biopsy, seen with Burkitt lymphoma p179
Aschoff body
area of focal interstitial myocardial inflammation characterized by fragmented collagen and fibrinoid material, by large cells (Anitschkow myocytes) and occasional multinucleated giant cells (Aschoff cells) p140
Von Hippel Lindau dx
hemangioblastoma or cavernous hemangioma of cerebellum, brainstem or retina, adenomas, cysts in liver, kidney, pancreas, and other organs, increased renal cell CA, gene = short arm of chromosome 3 p55 and p127
Brutons Agammaglobulinemia
x linked, absence of plasma cells and serum immunoglobulins, cell mediated immunity still ok, no germinal centers, recurrent bacterial infections, resistances to fungal and viral still, btk gene defect p73
Peyronie dx
subcutaneous fibrosis of dorsum of penis p279
HLA B27 antigen
associated with 90% cases of ankylosing spondylitis, common in rheumatoid arthritis p69 and p354
Chediak Higashi syndrome
autosomal recessive, neutropenia, albinism, cranial and peripheral neuropathy, tendency to develop repeated infections, abnormal WBCs (abnormal mictotubul formation and large cytoplasmic granules = lysosomes) p25
Werdnig Hoffman syndrome
aka infantile progressive spinal muscular atrophy, autosomal recessive, LMN disease, infants p373
Reinke crystal
intracytoplasmic inclusions seen in leydig cell tumors p283
Dubin Johnson syndrome
autosomal recessive, conj hyperbilirubinemia, defect in bili transport, black color to liver p239
Bax
gene product facilitates apoptosis p7
p53
gene product facilitates apoptosis, decreases bcl::2 and increases Bax p7
Wermer syndrome
= MEN1
Denys Drash syndrome
abnormal WT 1 gene, intersexual disorders, nephropathy, wilms tumor p266
Von Gierke dx
deficient glucose-6-phosphatase, accumulation of glycogen in liver and kidney, hepatomegaly, hypoglycemia p57
Cri du chat syndrome
5p chromosome deletion, severe mental retardation, microcephaly, catlike cry, low birth weight, round face, hypertelorism (wide eyes) p51
Mediterranean anemia or Cooley Anemia
B Thalassemia major p163
Stein Leventhal syndrome
aka polycystic ovary syndrome, young women, amenorrhea, infertility, obesity, hirsutism p295
Edwards syndrome
aka trisomy 18, mental retardation, prominent occiput, micrognathia (small jaw), low::set ears, rocker::bottom feet, finger deformities, congenital heart dx p51
WT1 and WT2
tumor suppressor mutated in wilms tumor p96
Wilson dx
autosomal recessive, hepatitis, accumulation of copper due to transport problem, low ceruloplasmin seen, kayser fleischer rings in eyes p245
Gaucher dx
deficient glucocerebrosidase, accumulation of glucocerebroside in cells of mononuclear phagocyte system 3 types :: see p 56
Bouchard nodes
osteophytes at PIP joints p355
Lambert Eaton syndrome
paraneoplastic synd looks like myasthenia gravis, often small cell lung CA p347
Hutchinson freckle
aka lentigo maligna, precursor to lentigo maligna melanoma p336
If you've gotten this far, give yourself a high five
High 5
BRCA2
associated with breast alone (isn't one of these associated with prostate? Check) p96
Reed Sternburg cell
binucleated or multinucleated giant cell seen in Hodgkin dx
Names of Vitamins
B1 thiamine, B2 riboflavin, B3 niacin, B6 pyridoxine, B12 cobalamin, C ascorbic acid, D calciferol, E a::tocopherol
Henoch Schonlein Purpura
hemorrhagic urticaria of extensor surgaces of arms, legs, and buttocks, with fever, arthralgias, and GI renal involvement similar to IgA nephropathy, associated with URIs p128 and 189
Prader willi syndrome
paternal transmission del (15)(q11q13), hypogonad, hypotonia, mental retardation, behavior probs, uncrontrolled appetite p53
Potter sequence
oligohydramnios causes fetus to be smashed p257
Ras oncogenes
oncogenes that code for p21 proteins which are membrane signalers p93
Bcl2
gene product inhibits apoptosis p7
Hurthle cell
epithelial cells with eosinophilc granular cytoplasm seen in hashimoto p316
Buerger dx
aka thromboangiitis obliterans, acute inflame of small and med arteries of extremities, extending to adjacent veins and nerves, young jewish men, painful ischemic dx, worse with smoking p129
Brenner tumor
ovarian tumor resembling bladder transitional epith p296
HER
2/neu :: oncogene (aka c-erbB2), in breast cancer = poor prognosis p95
Bowen dx
single erythematous plaque on shaft of penis or scrotum p280
Graves dx
autoimmune thyroiditis, hyperthyroid, exophthalmos, increased in HLA DR3 and HLA B8 pos people p315
Simmonds dx
aka pituitary cachexia, generalized panhypopituitarism p312
p53
tumor suppressor gene, pretty much the coolest one p96
Lynch syndrome
hereditary nonpolyposis colon cancer, DNA repair genes messed up p96
Kayser Fleischer ring
ring of copper deposited around iris seen in Wilson Dx p245
Reye syndrome
aspirin toxicity seen in kids after acute febrile viral dx, microvesicular fatty change in liver and encephalopathy p108
Hirano bodies
intracytoplasmic proximal dentritic eosinophilic inclusions consisting of actin seen in Alzheimers p370
Zenker diverticulum
esophageal diverticulum just above upper esoph sphincter p221
APC
tumor suppressor common in familial polyposis coli and adenoCA of colon as well as other tumors p96
Signet ring cell
mucinous cell, characteristic of stomach CA met to ovary (krukenberg tumor) p224
Arnold Chiari formation
downward displacement of cerebellar tonsils and medulla through foramen magnum p364
Gilbert syndrome
modest elevated serum unconj bilirubin, due to decreased uptake by liver cells and reduced activity of glucuronyl transferase p239
Orphan annie nuclei
seen in papillary thyroid CA p316
Whipple dx
malabsorption syndrome, Tropheryma wippelii bacilli, small intestine commonly affected, arthralgias, cardiac, and neuro symptoms p227
Reiter syndrome
urethritis, conjunctivitis, arthritis, associated with venereal or intestinal infection p354
Langhans giant cell
nuclei arranged in horseshoe-shaped pattern about periphery of cell, characteristic of but not specific for granulomatous TB (as opposed to a foreign body giant cell that has scattered nuclei) p26
Hurler syndrome
mucopolysaccharidosis, deficient a L iduronidase, accumulations of heparin sulfate and dermatan sulfate in heart, brain, liver, and other organs, progressive, hepatosplenomagaly, dwarfism, gargoyle-like facies, stubby fingers, corneal clouding, mental retardation, death by 10 years of age p57
Wiskott Aldrich syndrome
x linked, aka immunodeficiency with thrombocytopenia and eczema, total immunoglobulins often normal, recurrent infections p74
Budd Chiari
thrombotic occlusion of major hepatic veins, abnormal pain, jaundice, hepatomegaly, acites, liver failure, assoc with polycythemia vera, hepatocellular CA, and other common neoplasms, may occur as a complication of pregnancy p246
Gerstmann Straussler
Scheinker syndrome :: prion dx, fatal familial insomnia
Btk gene
defective in x-linked brutons agammaglobulinemia, B-cell tyrosine kinase p73
Fanconi syndrome
renal tubular dysfunction, impaired reabsorption of glucose, amino acids, phosphate, and bicarb thus glycosuria, hyperphosphaturia, hypophosphatemia, aminoaciduria, systemic acidosis p264
Krukenberg tumor
metastatic stomach CA to ovary p224
Sipple syndrome
= MEN2a
GNAS1
mutation here causes pseudohypoparathyroidism p318
Rotor syndrome
similar to Dubin Johnson with no black liver p239
Sturge Weber syndrome
port wine stain on face, ipsilateral glaucoma, vascular lesions of ocular choroidal tissue, extensive hemangiomatous involvement of meninges p337
Hartnup dx
impaired tubular reabsorption of tryptophan, pellagra::like manifestations p264
Codman triangle
radiologic appearance of periostium in bone tumors p352
8:14
Burkitts c::myc is on 8, IG heavy chain is on 14 p95
Hfe gene
located on xsome 6, mutation here = hereditary hemochromatosis p9
Tay Sachs dx
deficient hexosaminidase A, GM2 ganglioside accumulation, especially in neurons, CNS degeneration, mental/motor deterioration, blindness, cherry red spot on macula, death by 4 years of age p56
Brushfield spots
seen in Down synd, small white spots on periphery of iris p51
Nelson syndrome
development of large pituitary adenomas following bilat adrenalectomy p313
Koilocyte
dysplastic cell seen in HPV p293
ret
protooncogene mutated in medulary thyroid CA (MENII) p96
Huntington dx
autosomal dominant, fatal, progressive degeneration of striatum and frontal cortex with neuronal depletion and gliosis p372
Still disease
variant of rheumatoid arthritis, aka juvenile rheumatoid arthritis p354
Whipple triad
seen in insulinoma, episodic hyperinsulinemia and hypoglycemia, CNS dysfunction, reversal of CNS probs with administration of glucose p324
Letterer Siwe dx
aka acute disseminated langerhans cell histiocytosis, aggressive, usually fatal, kids hepatosplenomegaly, LAD, pancytopenia, pulmonary involvement, recurrent infections p350
Binswanger dx
aka subcortical leukoencephalopathy, assoc with HTN, multiple lacunar infarcts and progressive demyelination in subcortical area 372
Wegener granulomatosis
unknown etiology, necrotizing granulomatous vasculitis of small to medium sized vessels of the respiratory tract, kidneys, and other organs, circulating C-ANCAs p128
Li Fraumeni syndrome
lots of tumors, breast CA, soft tissue sarc, brain tumors, leukemias, has loss of p53 tumor suppressor gene p96
Hashimoto thyroiditis
autoimmune hypothyroid, hurthle cells common p316
Chromosome 10
paracentric inversion or translocation with 17 associated with papillary thyroid CA p316
Um... see p 94
there's like 15 different oncogenes listed, knock yourself out
15:17
acute promyelocytic leukemia PML gene on 15 and RARa on 17 p95
Brown tumor
non::neoplastic tumor like masses, fibrous replacement of resorbed bone p317
Kawasaki dx
aka mucocutaneous lymph node syndrome, acute self-limited, infants and young kids, acute necrotizing vasculitis of small and medium vessels, fever hemorrhagic edema of conjunctivae, lips and oral mucosa, and cervical LAD, can cause coronary artery vasculitis with aneurysm formation p129
Takayasu arteritis
aka pulseless dx, inflammation and stenosis of medium and large sized arteries, often aortic arch thus aortic arch syndrome p129
Von Recklinhousen dx
aka neurofibromatosis, neurofibromas in skin, schwannomas of CN VIII, café au lait spots, lisch nodules, skeletal disorders, other tumors, mutated NF1 tumor suppressor gene, osteolytic lesions, brown tumors p55 and p96 and 347
Kartagener syndrome
defective cilia, sinusitis, bronchiectasis, situs inversus, sometimes hearing loss and male sterility p202
Lesch Nyhan syndrome
deficient hypoxanthine::guanine phosphoribosyltransferase (HGPRT), low purine metabolism, high uric acid, thus gout, mental retardation, choreoathetosis, spasticity, self mutilation, aggressiveness p59
Ferruginous body
asbestosis, yellow-brown, rod shaped body with clubbed ends, stain with Prussian blue p204
Klinefelter syndrome
at least 2 X and one Y, hypogonadism, tall, gynecomastia, low testosterone, high pituitary gonadotropins, infertility, p51

Deck Info

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