Key Associations Flashcards
Actinic (solar) keratosis
Precursor to squamous cell carcinoma
Acute gastric ulcer associated w/ CNS injury
Cushing’s ulcer (increased ICP stimulates vagal gastric secretion)
Acute gastric ulcer associated w/ 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
HTN
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 mammillary bodies
Wernicke’s encephalopathy (thiamine deficiency causing ataxia, opthalmoplegia, and confusion)
Autosplenectomy (fibrosis and shrinkage)
Sickle cell anemia (hemoglobin S)
Bacteria associated w/ gastritis, peptic ulcer disease, and stomach cancer
H. pylori
Bacterial meningitis (adults and elderly)
Streptococcus pneumoniae
Bacterial meningitis (newborns and kids)
Group B streptococcus (newborns), S. pneumoniae/Neisseria meningitidis (kids)
Benign melanocytic nevus
Spitz nevus (most common in first 2 decades)
Bleeding disorder w/ GpIb deficiency
Bernard-Soulier syndrome (defect in platelet adhesion to von Willebrand’s factor)
Brain tumor (adults)
Supratentorial: mets > astrocytoma (including glioblastoma multiforme) > meningioma > schwannoma
Brain tumor (kids)
Infratentorial: medulloblastoma (cerebellum) or
supratentorial: craniopharyngioma (cerebrum)
Breast cancer
Infiltrating ductal carcinoma (in the US, 1 in 9 women will develop breast cancer)
Breast mass
Fibrocystic change, carcinoma (in postmenopausal 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)
Mets, primary myxoma (4:1 L –> R atrium; “ball and valve”
Cerebellar tonsillar herniation
Chiari malformation (often presents w/ progressive hydrocephalus or syringomyelia)
Chronic arrhythmia
Atrial fibrillation (associated w/ 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 Fx
Osteoporosis (type I: postmenopausal women; type II: elderly man or woman)
Congenital adrenal hyperplasia, hypotension
21-hydroxylase deficiency
Congenital cardiac anomaly
VSD
Congenital conjugated hyperbilirubinemia (black liver)
Dubin-Johnson syndrome (inability of hepatocytes to secrete conjugated bilirubin into bile)
Constrictive pericarditis
TB (developing world); systemic lupus erythemoatosus (developed world)
Coronary A. involved in thrombosis
LAD > RCA > LCA
Cretinism
Iodine deficit/hypothyroidism
Cushing’s syndrome
Iatrogenic Cushing’s (from corticosteroid therapy);
Adrenocortical adenoma (secretes excess cortisol);
ACTH-secreting pituitary adenoma;
Paraneoplastic Cushing’s (due to ACTH secretion by tumors)
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 disease, multiple infarcts
Demyelinating disease in young women
Multiple sclerosis
DIC
Severe sepsis, obstetric complications, cancer, burns, trauma, major surgery
Dietary deficit
Iron
Diverticulum in pharynx
Zenker’s diverticulum (Dx by barium swallow)
Ejection click
Aortic/pulmonic stenosis
Esophageal cancer
Squamous cell carcinoma (worldwide); adenocarcinoma (US)
Food poisoning (exotoxin mediated)
S. aureus, B. cereus
Glomerulonephritis (adults)
Berger’s disease (IgA nephropathy)
Gynecologic malignancy
Endometrial carcinoma (most common in US); cervical carcinoma (most common worldwide)
Heart murmur, congenital
Mitral valve prolapse
Heart valve in bacterial endocarditis
Mitral > aortic (rheumatic fever), tricuspid (IV drug abuse)
Helminth infection (US)
Enterobius vermicularis, Ascaris lumbricoides
Hematoma - epidural
Rupture of middle meningeal A. (trauma; lentiform shaped)
Hematoma - subdural
Rupture of bridging Vs (crescent shaped)
Hemochromatosis
Multiple blood transfusions or hereditary HFE mutation (can result in CHF, “bronze diabetes”, and increased risk of hepatocellular carcinoma)
Hepatocellular carcinoma
Cirrhotic liver (associated w/ hepatitis B/C and w/ alcoholism)
Hereditary bleeding disorder
von Willebrand’s disease
Hereditary harmless jaundice
Gilbert’s syndrome (benign congenital unconjugated hyperbilirubinemia)
HLA-B27
Ankylosing spondylitis, Reiter’s syndrome, ulcerative colitis, psoriasis
HLA-DR3 or -DR4
Diabetes mellitus type I, rheumatoid arthritis, SLE
Holosystolic murmur
VSD, tricuspid regurgiation, mitral regurgitation
Hypercoaguability, endothelial damage, blood stasis
Virchow’s triad (results in venous thrombosis)
HTN, 2ndary
Renal disease
Hypoparathyroidism
Accidental excision during thyroidectomy
Hypopituitarism
Pituitary adenoma (usually benign tumor)
Infection 2ndary to blood transfusion
Hepatitis C
Infections in chronic granulomatous disease
Staphylococcal aureus, E. coli, Aspergillus (catalase (+))
Kidney stones
Calcium = radiopaque;
Struvite (ammonium) = radiopaque (formed by urease (+) organisms such as Proteus vulgaris or Staphylococcus);
Uric acid = radiolucent
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 w/ noninfectious fever
Hodgkin’s lymphoma
Malignancy (kids)
ALL, medulloblastoma (cerebellum)
Mental retardation
Down syndrome, fragile X syndrome
Mets to bone
Prostate, breast > lung > thyroid, testes
Mets to brain
Lung > breast > genitourinary > osteosarcoma > melanoma > GI
Mets to liver
Colon»_space; stomach, pancreas
Mitochondrial inheritance
Disease occurs in both males/females, inherited through females only
Mitral valve stenosis
Rheumatic heart disease
Mixed (UMN and LMN) motor neuron disease
ALS
Myocarditis
Coxsackie B
Nephrotic syndrome (adults)
Focal segmental glomerulosclerosis
Nephrotic syndrome (kids)
Minimal change disease
Neuron migration failure
Kallmann syndrome (hypogonadotropic hypogonadism and anosmia)
Nosocomial pneumonia
Klebsiella, E. coli, Pseudomonas aeruginosa
Obstruction of male urinary tract
BPH
Opening snap
Mitral stenosis
Opportunistic infection in AIDS
Pneumocystis jirovecii (formerly carinii) pneumonia
Osteomyelitis
S. aureus
Osteomyelitis in sickle cell disease
Salmonella
Osteomyelitis w/ IV drug use
Pseudomonas, S. aureus
Ovarian mets from gastric carcinoma or breast cancer
Krukenberg tumor (mucin-secreting signet-ring cells)
Ovarian tumor (benign, b/l)
Serous cystadenoma
Ovarian tumor (malignant)
Serous cystadenocarcinoma
Pancreatitis (acute)
Gallstones, alcohol
Pancreatitis (chronic)
Alcohol (adults), cystic fibrosis (kids)
Pt w/ ALL/CLL/AML/CML
ALL: child,
CLL: adult >60,
AML: adult ~65,
CML: adult 30-60
Pelvic inflammatory disease
Chlamydia trachomatis, Neisseria gonorrhoeae
Philadelphia chromosome t(9;22) (bcr-abl)
CML (may sometimes be associated w/ 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 hepatits, cirrhosis, hemochromatosis, alpha1- antitrypsin deficiency)
Pulmonary HTN
COPD
Recurrent inflammation/ thrombosis of small/medium vessels in extremities
Buerger’s disease (strongly associated w/ tobacco)
Renal tumor
Renal cell carcinoma: associated w/ von Hippel-Lindau and cigarette smoking; paraneoplastic syndromes (EPO, renin, PTH, ACTH)
R. heart failure due to a pulmonary cause
Cor pulmonale
S3 (protodiastolic gallop)
increased ventricular filling (L –> R shunt, mitral regurgitation, LV failure [CHF])
S4 (presystolic gallop)
Stiff/hypertrophic ventricle (aortic stenosis, restrictive cardiomyopathy)
2ndary hyperparathyroidism
Hypocalcemia of chronic kidney disease
Sexually transmitted disease
Chlamydia (usually coinfected w/ gonorrhea)
SIADH (Syndrome of inappropriate antidiuretic hormone secretion)
Small cell carcinoma of lung
Site of diverticula
Sigmoid colon
Sites of atherosclerosis
Abdominal aorta > coronary A. > popliteal A. > carotid A.
Stomach cancer
Adenocarcinoma
Stomach ulcerations and high gastrin levels
Zollinger-Ellison syndome (gastrinoma of duodenum or pancreas)
t(14;18)
Follicular lymphoma (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 hrombosis of opthalmic A; 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, Staphylococcus saprophyticus (young women)
Viral encephalitis affecting temporal lobe
HSV-1
Vitamin deficiency (US)
Folate (pregnant women are at high risk; body stores only 3-4 month supply; prevents neural tube defects)