key associations Flashcards
actinic (solar) keratosis
precursor to squamous cell carcinoma
acute gastric ulcer associated with CNS injury
Cushing’s ulcer (increased ICP stimulates vagal gastric secretion)
acute gastric ulcer associated with severe burns
Curling’s ulcer (greatly reduced plasma volume results in sloughing of gastric mucosa)
alternating areas of transmural inflammation and normal colon
Skip lesions (Crohn’s disease)
Aneurysm, dissecting
Hypertension
Aortic aneurysm, abdominal and descending aorta
Atherosclerosis
Aortic aneurysm, arch
Tertiary syphilis (syphilitic aortitis), vasa vasorum destruction
Aortic aneurysm, ascending
Marfan’s syndrome (idiopathic cystic medial degeneration)
Atrophy of the mammilary bodies
Wernicke’s encephalopathy (thiamine deficiency causing ataxia, ophthalmoplegia, and confusion)
Autosplenectomy (fibrosis and shrinkage)
Sickle cell anemia (hemoglobin S)
Bacteria associated with gastritis, peptic ulcer disease, and stomach cancer
H. pylori
Bacterial meningitis (adults and elderly)
S. pneumoniae
Bacterial meningitis (newborns and kids)
Group B strep (newborns); S. pneumoniae/N. meningitidis (kids)
Benign melanocytic nevus
Spitz nevus (most common in first two decades)
Bleeding disorder with Gp1b deficiency
Bernard-Soulier syndrome (defect in platelet adhesion to vW factor)
Brain tumor (adults)
Supratentorial: metatstasis>astrocytoma (including glioblastoma multiforme)>meningioma>schwannoma
Brain tumor (kids)
Infratentorial: medulloblatoma (cerebellum); or Supratentorial: craniopharyngioma (cerebrum)
Breast cancer
Infiltrating ductal carcinoma (in the U.S., 1 in 9 women will develop breast cancer)
Breast mass
Fibrocystic change, carcinoma (in post-menopausal women)
Breast tumor (benign)
Fibroadenoma
Cardiac primary tumor (kids)
Rhabdomyoma, often seen in tuberous sclerosis
Cardiac manifestation of lupus
Libman-Sacks endocarditis (nonbacterial, affecting both sides of mitral valve)
Cardiac tumor (adults)
Metastasis, primary myxoma (4:1 LA to RA, “ball and valve”)
cerebellar tonsilar herniation
Chiari malformation (often presents with progressive hydrocephalus or syringomyelia)
chronic arrythmia
atrial fibrillation (associated with high risk of emboli)
chronic atrophic gastritis (autoimmune)
Predisposition to gastric carcinoma (can also cause pernicious anemia)
Clear cell adenocarcinoma of the vagina
DES exposure in utero
compression fracture
Osteoporosis (type 1: postmenopausal woman; type 2: elderly man or woman)
congenital adrenal hyperplasia, hypotension
21-hydroxylase deficiency
congenital cardiac anomaly
VSD
congenital conjugated hyperbilirubinemia (black liver)
Dubin-Johnson synd (inability of hepatocytes to secrete conjugated bilirubin into bile)
constrictive pericarditis
Tuberculosis (developing world); systemic lupus erythematosus (developed world)
Coronary artery involved in thrombosis
LAD > RCA > LCA
Cretinism
Iodine deficit/hypothyroidism
iatrogenic Cushing’s
from corticosteroid therapy
Adrenocortical adenoma
secretes excess cortisol –> Cushing’s
ACTH-secreting pituitary adenoma
stimulates adrenal cortex –> Cushing’s
ACTH secretion by tumors
paraneoplastic Cushing’s
Cyanosis (early; less common)
Tetralogy of Fallot, transposition of great vessels, truncus arteriosus
Cyanosis (late; more common)
VSD, ASD, PDA
Death in CML
Blast crisis
Death in SLE
Lupus nephropathy
Dementia
Alzheimer’s DZ, multiple infarcts
Demyelinating DZ in young women
multiple sclerosis
DIC
Severe sepsis, obstetric complications, cancer, burns, trauma, major surgery
Dietary deficit
Iron
Diverticulum in pharynx
Zenker’s diverticulum (diagnosed by barium swallow)
Ejection click
Aortic/pulmonic stenosis
Esophageal cancer
Squamous cell (worldwide); adenocarcinoma (US)
Food poisoning (exotoxin mediated)
S. Aureus, B. Cereus
Glomerulonephritis (adults)
Berger’s DZ (IgA nephropathy)
Gynecologic malignancy
endometrial carcinoma (US); cervical carcinoma (worldwide)
Heart murmur, congenital
Mitral valve prolapse
Heart valve in bacterial endocarditis
Mitral > aortic (rheumatic fever), tricuspid (IV drug abuse)
Helminth infection (U.S.)
enterobius vermicularis, ascaris lumbricoides
Hematoma - epidural
rupture of middle meningeal artery (trauma; lentiform shaped)
Hematoma - subdural
Rupture of bridging veins (crescent shaped)
Hemochromatosis
Multiple blood transfusions or hereditary HFE mutation (can result in CHF, “bronze diabetes”, and risk of hep. carcinoma)
Hepatocellular carcinoma
cirrhotic liver (associated with HBV, HCV, and alcoholism)
Hereditary bleeding disorder
von Willebrand’s DZ
Hereditary harmless jaundice
Gilbert’s syndrome (benign congenital unconjugated hyperbilirubinemia)
HLA-B27
Ankylosing spondylitis, Reiter’s syndrome, ulcerative colitis, psoriasis
HLA-DR3 or DR4
DM1, rheumatoid arthritis, SLE
Holosystolic murmur
VSD, tricuspid regurgitation, mitral regurgitation
Hypercoagulability, endothelial damage, blood stasis
Virchow’s triad (results in venous thrombosis)
Hypertension, secondary
Renal disease
Hypoparathyroidism
Accidental excision during thyroidectomy
Hypopituitarism
Pituitary adenoma (usually benign tumor)
Infection secondary to blood transfusion
HCV
Infections in chronic granulomatous disease
S. Aureus, E. Coli, Aspergillus (catalase-positive)
Radiopaque stones
calcium and struvite (ammonium) stones
Organisms leading to struvite stones
Proteus and staphylococcus
Radiolucent stones
uric acid stones
Late cyanotic shunt (uncorrected L-R becomes R-L)
Eisenmenger’s syndrome (caused by ASD, VSD, PDA; results in pulmonary HTN/polycythemia)
Liver disease
alcoholic cirrhosis
lysosomal storage disease
Gaucher’s disease
Male cancer
prostatic carcinoma
Malignancy associated with non-infectious fever
Hodgkin’s lymphoma
Malignancy (kids)
ALL, medulloblastoma (cerebellum)
Mental retardation
Down Syndrome, Fragile X Syndrome
Metastases to bone
Prostate, breast > lung > thyroid, testes
Metastases to brain
Lung > breast > genitourinary > osteosarcoma > melanoma > GI
metastases to liver
Colon»_space; stomach, pancreas
mitochondrial inheritance
Disease occurs in both m/f, inherited through females only
Mitral valve stenosis
rheumatic heart disease
Mixed (UMN and LMN) motor neuron DZ
ALS
myocarditis
Coxsackie B
Nephrotic syndrome (adults)
Focal segmental glomerulosclerosis
Nephrotic syndrome (kids)
minimal change disease
Neuron migration failure
Kallman syndrome (hypogonadotropic hypogonadism and anosmia)
Nosocomial pneumonia
Klebsiella, E. coli, Pseudomonas
Obstruction of male urinary tract
BPH
Opening snap
mitral stenosis
Opportunistic infection in AIDS
P. jirovecii (formerly carinii) pneumonia
Osteomyelitis
S. aureus
Osteomyelitis in sickle cell DZ
Salmonella
Osteomyelitis with IV drug use
Pseudomonas, S. aureus
Ovarian metastasis from gastric carcinoma or breast cancer
Krukenberg tumor (mucin-secreting signet-ring cells)
Ovarian tumor (benign, bilateral)
serous cystadenoma
Pancreatitis (acute)
Gallstones, alcohol
Pancreatitis (chronic)
Alcohol (adults), cystic fibrosis (kids)
Patient with ALL/CLL/AML/CML
ALL: child, CLL: adult > 60; AML: adult ~65; CML: adult 30-60
Pelvic inflammatory disease
Chlamydia trachomatis, n. gonorrhoeae
Philadelphia chromosome t(9;22) (bcr-abl)
CML (may sometimes be associated with ALL/AML)
Pituitary tumor
Prolactinoma, somatotropic “acidophilic” adenoma
Primary amenorrhea
Turner syndrome (45, XO)
Primary bone tumor (adults)
Multiple myeloma
Primary hyperaldosteronism
Adenoma of adrenal cortex
Primary hyperparathyroidism
Adenomas, hyperplasia, carcinoma
Primary liver cancer
Hepatocellular carcinoma (chronic hepatitis, cirrhosis, hemochromatosis, a1 antitrypsin deficiency)
Pulmonary hypertension
COPD
Recurrent inflammation/thrombosis of small/medium vessels in extremities
Buerger’s DZ (strongly associated with tobacco)
Renal tumor (paraneoplastic syndromes: EPO, renin, PTH, ACTH)
Renal cell carcinoma: associated with von Hippel-Landau and cigarette smoking
Right heart failure due to a pulmonary cause
Cor pulmonale
S3 (protodiastolic gallop)
^ ventricular filling (L>R shunt, mitral regurgitation, LV failure [CHF])
S4 (presystolic gallop)
Stiff/hypertrophic ventricle (aortic stenosis, restrictive cardiomyopathy)
secondary hyperparathyroidism
Hypocalcemia of chronic kidney disease
Sexually transmitted DZ
Chlamydia (usually coinfected with gonorrhea)
SIADH
Small cell carcinoma of lung
Site of diverticula
sigmoid colon (LLQ)
Sites of atherosclerosis
abdominal aorta > coronary artery > popliteal artery > carotid artery
Stomach cancer
Adenocarcinoma
Stomach ulcerations and high gastrin levels
Zollinger-Ellison syndrome (gastrinoma of duodenum or pancreas)
t(14;18)
Follicular lymphomas (bcl-2 activation)
t(8;14)
Burkitt’s lymphoma (c-myc activation)
t(9;22)
Philadelphia chromosome, CML (bcr-abl fusion)
Temporal arteritis
Risk of ipsilateral blindness due to thrombosis of ophthalmic artery; polymyalgia rheumatica
Testicular tumor
seminoma
Thyroid cancer
papillary carcinoma
Tumor in women
leiomyoma (estrogen dependent, not precancerous)
Tumor of infancy
hemangioma (usually regresses spontaneously by childhood)
Tumor of the adrenal medulla (adults)
Pheochromocytoma (usually benign)
Tumor of the adrenal medulla (kids)
Neuroblastoma (malignant)
Type of Hodgkin’s
Nodular sclerosis (vs. mixed cellularity, lymphocytic predominance, lymphocytic depletion)
Type of non-Hodgkin’s
Diffuse large cell
UTI
E. coli, Staph saprophyticus (young women)
Viral encephalitis affecting temporal lobe
HSV-1
Vitamin deficiency (U.S.); body stores only 3-4-month supply
Folate (pregnant women are at high risk; prevents neural tube defects)