gold usmle: Diseases Flashcards
Addisons Disease
Primary adrenocortical deficiency
Addisonian Anemia
Pernicious anemia (antibodies to intrinsic factor or parietal cells → ↓IF → ↓Vit B12 → megaloblastic anemia)
Albrights Syndrome
Polyostotic fibrous dysplasia, precocious puberty, café au lait spots, short stature, young girls
Alports Syndrome
Hereditary nephritis with nerve deafness
Alzheimers
Progressive dementia
Argyll-Robertson Pupil
Loss of light reflex constriction (contralateral or bilateral)
- Prostitutes Eye accommodates but does not react
- Pathognomonic for 3°Syphilis
- Lesion pretectal region of superior colliculus
Arnold-Chiari Malformation
Cerebellar tonsil herniation through foramen magnum = see thoracolumbar meningomyelocele
Barretts
Columnar metaplasia of lower esophagus (↑ risk of adenocarcinoma)- constant gastroesophageal reflux
Bartters Syndrome
Bartters Syndrome
Beckers Muscular Dystrophy
Similar to Duchenne, but less severe (mutation, not a deficiency, in dystrophin protein)
Bells Palsy
CNVII palsy (entire face; recall that UMN lesion only affects lower face)
Bergers Disease
IgA nephropathy causing hematuria in kids, usually following infection
Bernard-Soulier Disease
Defect in platelet adhesion (abnormally large platelets & lack of platelet-surface glycoprotein)
Berry Aneurysm
Circle of Willis (subarachnoid bleed) Anterior Communicating artery
18. Often associated with ADPKD
Bowens Disease
Carcinoma in situ on shaft of penis (↑ risk of visceral ca) [compare w/ Queyrat]
Brill-Zinsser Disease
Recurrences of rickettsia prowazaki up to 50 yrs later
Briquets Syndrome
Somatization disorder
22. Psychological: multiple physical complaints without physical pathology
Brocas Aphasia
Motor Aphasia (area 44 & 45) intact comprehension
Inferior Posterior Frontal Lobe
Brown-Sequard
Hemisection of cord (contralateral loss of pain & temp / ipsilateral loss of fine touch, UMN / ipsi loss of consc. Proprio)
Brutons Disease
X-linked agammaglobinemia (↓ B cells)
Budd-Chiari
Post-hepatic venous thrombosis = ab pain; hepatomegaly; ascites; portal HTN; liver failure
Buergers Disease
Acute inflammation of medium and small arteries of extremities → painful ischemia → gangrene
28. Seen almost exclusively in young and middle-aged men who smoke.
Burkitts Lymphoma
Small noncleaved cell lymphoma EBV
- 8:14 translocation
- Seen commonly in jaws, abdomen, retroperitoneal soft tissues
- Starry sky appearance
Caisson Disease
Nitric gas emboli
Chagas Disease
Trypansoma infection - cardiomegaly with apical atrophy, achlasia
Chediak-Higashi Disease
(AR) Phagocyte Deficiency = defect in microtubule polymerization
36. Neutropenia, albinism, cranial & peripheral neuropathy & repeated infections w/ strep & staph
Conns Syndrome
Primary Aldosteronism: HTN; retain Na+ & H2O; hypokalemia (causing alkalosis); ↓ renin
Coris Disease
Type III Glycogenosis Glycogen storage disease (debranching enz: amylo 1,6 glucosidase def. ↑ Glycogen)
Creutzfeldt-Jakob
Prion infection → cerebellar & cerebral degeneration
Crigler-Najjar Syndrome
Congenital hyperbilirubinemia (unconjugated)
- Glucuronyl transferase deficiency. Can progress to Kernicterus
- Less severe form will respond to Phenobarbital therapy
Crohns
IBD; ileocecum, transmural, skip lesions, cobblestones, lymphocytic infiltrate, granulomas
- (contrast to UC: limited to colon, mucosa & submucosa, crypt abscesses, pseudopolyps, ↑ colon cancer risk)
- Clinically: ab pain & diarrhea; fever; malabsorption; fistulae b/t intestinal loops & abd structures
Curlings Ulcer
Acute gastric ulcer associated with severe burns
Cushings
Disease: Hypercorticism 2° to ↑ ACTH from pituitary (basophilic adenoma)
- Syndrome: hypercorticism of all other causes (1° adrenal or ectopic)
- moon face; buffalo hump; purple striae; hirsutism; HTN; hyperglycemia
Cushings Ulcer
Acute gastric ulcer associated with CNS trauma
de Quervains Thyroiditis
Self-limiting focal destruction (subacute thyroiditis)
DiGeorges Syndrome
Failure of 3rd & 4th pharyngeal pouches formation: Thymus & Parathyroid
- Thymic hypoplasia → T-cell deficiency
- Hypoparathyroidism ! Tetany
Downs Syndrome
Trisomy 21 or translocation Simian Crease
Dresslers Syndrome
Post-MI Fibrinous Pericarditis autoimmune
Dubin-Johnson Syndrome
Congenital hyperbilirubinemia (conjugated) = bilirubin transposrt is defective not conjugation 58. Striking brown-to-black discoloration of the liver
Duchenne Muscular Dystrophy
Deficiency of dystrophin protein → MD X-linked recessive
Edwards Syndrome
- Trisomy 18
61. Rocker-bottom feet, low ears, small lower jaw, heart disease
Ehlers-Danlos
Defective collagen
Eisenmengers Complex
Late cyanotic shunt (R→L) pulmonary HTN & RVH 2° to long-standing VSD, ASD, or PDA
Erb-Duchenne Palsy
Trauma to superior trunk of brachial plexus Waiters Tip
C5-C6
Ewing Sarcoma
Malignant undifferentiated round cell tumor of bone in boys
Eyrthroplasia of Queyrat
Carcinoma in situ on glans penis
Fanconis Syndrome
Impaired proximal tubular reabsorption 2° to lead poisoning or Tetracycline (glycosuria,
hyperphosphaturia, aminoaciduria, systemic acidosis)
Feltys Syndrome
Rheumatoid arthritis, neutropenia, splenomegaly
Gardners Syndrome
AD = adenomatous polyps of colon, osteomas & soft tissue tumors
Gauchers Disease
Lysosomal Storage Disease glucocerebrosidase deficiency glucocerebroside accumulation
71. Hepatosplenomegaly, femoral head & long bone erosion, anemia
Gilberts Syndrome
Benign congenital hyperbilirubinemia (unconjugated) = ↓d glucuronyl transferase activity
Glanzmanns Thrombasthenia
Defective glycoproteins on platelets = deficient platelet aggregation
Goodpastures
Autoimmune: abs to glomerular & alveolar basement membranes. Seen in men in their 20s
Graves Disease
Autoimmune hyperthyroidism (TSI): IgG Ab reactive w/ TSH receptors. Low TSH & TRH High T3 / T4
Guillain-Barre
Polyneuritis following viral infection/ autoimmune (ascending muscle weakness & paralysis; usually self-limiting)
Hamman-Rich Syndrome
Idiopathic pulmonary fibrosis. Can see honey comb lung.
Hand-Schuller-Christian
Chronic progressive histiocytosis
Hashimotos Thyroiditis
Autoimmune hypothyroidism. May have transient hyperthyroidism. Low T3 /T4 & High TSH
Hashitoxicosis
Initial hyperthyroidism in Hashimotos Thyroiditis that precedes hypothyroidism
Henoch-Schonlein purpura
Hypersensivity vasculitis = allergic purpura. Lesions have the same age.
- Hemmorhagic urticaria (with fever, arthralgias, GI & renal involvement)
- Associated with upper respiratory infections
Hirschprungs Disease
Aganglionic megacolon
Horners Syndrome
Ptosis, miosis, anhidrosis (lesion of cervical sympathetic nerves often 2° to a Pancoast tumor)
Huntingtons (Chromosome 4)
AD: Progressive degeneration of caudate nucleus, putamen (striatum) & frontal cortex ↓ GABA
Jacksonian Seizures
Epileptic events originating in the primary motor cortex (area 4)
Jobs Syndrome
Immune deficiency: neutrophils fail to respond to chemotactic stimuli
- Defective neutrophilic chemotactic response = repeated infections
- Commonly seen in light-skinned, red-haired girls
- ↑d IgE levels
Kaposi Sarcoma
Malignant vascular tumor (HHV8 in homosexual men)
Kartageners Syndrome
Immotile cilia 2° to defective dynein arms infection, situs inversus, sterility
Kawasaki Disease
Mucocutaneous lymph node syndrome in kids (acute necrotizing vasculitis of lips, oral mucosa)
Klinefelters Syndrome
47, XXY: Long arms, Sterile, Hypogonadism
Kluver-Bucy
Bilateral lesions of amygdala (hypersexuality; oral behavior)
Krukenberg Tumor
Adenocarcinoma with signet-ring cells (typically originating from the stomach) metastases to
95. the ovaries
Laennecs Cirrhosis
Alcoholic cirrhosis
Lesch-Nyhan
HGPRT deficiency
98. Gout, retardation, self-mutilation
Letterer-Siwe
Acute disseminated Langerhans cell histiocytosis
Libman-Sacks
Endocarditis with small vegetations on valve leaflets
101. Associated with SLE
Lou Gehrigs
Amyotrophic Lateral Sclerosis degeneration of upper & lower motor neurons
Mallory-Weis Syndrome
Bleeding from esophagogastric lacerations 2° to wretching (alcoholics)
Marfans
Connective tissue defect: defective Fibrillin gene Dissecting aortic aneurysm, subluxation of lenses
McArdles Disease
Type V Glycogenosis - Glycogen storage disease (muscle phosphorylase deficiency = ↑ Glycogen)
Meckels Diverticulum
Rule of 2s: 2 inches long, 2 feet from the ileocecum, in 2% of the population
107. Embryonic duct origin; may have ectopic tissue: gastric/pancreatic remnant of vitteline duct/yolk stalk
Meigs Syndrome
Triad: ovarian fibroma, ascites, hydrothorax associated w/ fibroma of ovaries
Menetriers Disease
Giant hypertrophic gastritis (enlarged rugae; plasma protein loss)
Monckebergs Arteriosclerosis
Calcification of the media (usually radial & ulnar aa.)
Munchausen Syndrome
Factitious disorder (consciously creates symptoms, but doesnt know why)
Nelsons Syndrome
1° Adrenal Cushings → surgical removal of adrenals → loss of negative feedback to pituitary →Pituitary Adenoma
Niemann-Pick
Lysosomal Storage Disease (sphingomyelinase deficiency sphingomyelin accumulation)
114. Foamy histiocytes
Osler-Weber-Rendu Syndrome
Hereditary Hemorrhagic Telangiectasia. Seen in the Mormons of Utah.
Pagets Disease
Abnormal bone architecture (thickened, numerous fractures → pain)
Pancoast Tumor
Bronchogenic tumor with superior sulcus involvement → Horners Syndrome
Parkinsons
Dopamine depletion in nigrostriatal tracts
Peutz-Jeghers Syndrome (AD)
Melanin pigmentation of lips, mouth, hand, genitalia + hamartomatous polyps of small intestine
Peyronies Disease
Subcutaneous fibrosis of dorsum of penis
Picks Disease 2 Different
Diseases -
- Progressive dementia similar to Alzheimers
- Constrictive pericarditis sequel to mediastinal tuberculosis
- Calcium-frosting, unyielding layer heart chambers may be unable to dilate to receive blood during diastole
Plummers Syndrome
Hyperthyroidism, nodular goiter, absence of eye signs (Plummers = Graves - eye signs)
Plummer-Vinson
Esophageal webs & iron-deficiency anemia, spoon-shaped nails, ↑ SCCA of esophagus
Pompes Disease
Type II Glycogenosis Glycogen storage disease → cardiomegaly (α 1,4 Glucosidase deficiency: ↑ Glycogen)
Potts Disease
Tuberculous osteomyelitis of the vertebrae
Potters Complex
Renal agenesis → oligohydramnios → hypoplastic lungs, defects in extremities
Raynauds
Disease: recurrent vasospasm in extremities = seen in young, healthy women
130. Phenomenon: 2° to underlying disease (SLE or scleroderma)
Reiters Syndrome
Urethritis, conjunctivitis, arthritis non-infectious (but often follows infections), HLA-B27, polyarticular
Reyes Syndrome
Microvesicular fatty liver change & encephalopathy
133. 2° to aspirin ingestion in children following viral illness, especially VZV
Riedels Thyroiditis
Idiopathic fibrous replacement of thyroid
Rotor Syndrome
Congenital hyperbilirubinemia (conjugated) 136. Similar to Dubin-Johnson, but no discoloration of the liver
Sezary Syndrome
Leukemic form of cutaneous T-cell lymphoma (mycosis fungoides)
Shavers Disease
Aluminum inhalation → lung fibrosis
Sheehans Syndrome
Postpartum pituitary necrosis = hemorrhage & shock usually occurred during delivery
Shy-Drager
Parkinsonism with autonomic dysfunction & orthostatic hypotension
Simmonds Disease
Pituitary cachexia can occur from either pituitary tumors or Sheehans
Sipples Syndrome
MEN type IIa = pheochromocytoma, thyroid medullary CA, hyperparathyroidism
Sjogrens Syndrome
Triad: dry eyes, dry mouth, arthritis ↑ risk of B-cell lymphoma
Spitz Nevus
Juvenile melanoma (always benign)
Stein-Leventhal
Polycystic ovary: see amenorrhea; infertility; obesity; hirsutism = ↑↑LH secretion
Stevens-Johnson Syndrome
Erythema multiforme, fever, malaise, mucosal ulceration (often 2° to infection = mycoplasma or sulfa drugs)
Stills Disease
Juvenile rheumatoid arthritis (absence of rheumatoid factor)
Takayasus arteritis
Aortic arch syndrome
- Loss of carotid, radial or ulnar pulses = pulseless disease. Night sweats.
- Common in young Asian females
Tay-Sachs (AR)
Gangliosidosis (hexosaminidase A deficiency → GM2 ganglioside) Cherry Red Spots of the Macula
Tetralogy of Fallot
1.VSD, 2.overriding aorta, 3.pulmonary artery stenosis, 4.right ventricular hypertrophy
Tourettes Syndrome
Involuntary actions, both motor and vocal Txt w/ Pimozide
Turcots Syndrome
Colon adenomatous polyps plus CNS tumors
Turners Syndrome
45, XO = most common cause of Primary Amenorrhea. No Barr body on buccal smear.
Vincents Infection
Trench mouth acute necrotizing ulcerative gingivitis due to Fusobacterium
Von Gierkes Disease
Type I Glycogenosis Glycogen storage disease (G6Ptase deficiency) Glycogen accumulaiton
Von Hippel-Lindau
Hemangioma (or hemangioblastoma) = cerebellum, brain stem, & retina
- Adenomas of the viscera, especially ↑ Renal Cell Carcinoma
- Chromosome 3p
Von Recklinghausens
Neurofibromatosis & café au lait spots & Lisch nodules (Chromosome 17)
Von Recklinghausens Disease of Bone
Osteitis fibrosa cystica (brown tumor) 2° to hyperparathyroidism = osteoclastic resorption w/
163. fibrous replacement
Von Willebrands Disease (AD)
Defect in platelet adhesion 2° to deficiency in vWF. ↑aPPT, ↑ Bleed time
Waldenstroms macroglobinemia
Proliferation of IgM-producing lymphoid cells in men 50-70 yoa; PAS(+) Dutcher bodies
Wallenbergs Syndrome
Posterior Inferior Cerebellar Artery (PICA) thrombosis Medullary Syndrome
167. Ipsilateral: ataxia, facial pain & temp; Contralateral: body pain & temp
Waterhouse-Friderichsen
Adrenal insufficiency 2° to DIC
169. DIC 2° to meningiococcemia
Webers Syndrome
Paramedian Infarct of Midbrain
171. Ipsilateral: mydriasis; Contralateral: UMN paralysis (lower face & body)
Wegeners Granulomatosis
Necrotizing granulomatous vasculitis of paranasal sinuses, lungs, kidneys, etc.
Weils Disease
- Icteric Leptospirosis non-icteric prgresses to renal failure & myocarditis
- Dark field microscopy for dx
Wermers Syndrome
- MEN type I = thyroid, parathyroid, adrenal cortex, pancreatic islets, pituitary
Wernickes Aphasia
Sensory Aphasia impaired comprehension
Wernicke-Korsakoff Syndrome
Thiamine deficiency in alcoholics; bilateral mamillary bodies (mediodorsal nucleua) (confusion, ataxia,
ophthalmoplegia)
Whipples Disease
Malabsorption syndrome (with bacteria-laden macrophages) & polyarthritis
Wilsons Disease
Hepatolenticular degeneration (copper accumulation [Txt w/ Penicillamine ] & decrease in ceruloplasmin)
- Mallory Bodies in the Liver & also w/ alcoholic hepatitis & Hyaline change
- Chromosome 13
Wiskott-Aldrich Syndrome
Immunodeficiency: combined B- &T-cell deficiency (thrombocytopenia & eczema)
183. ↓ IgM w/ ↑ IgA
Wolff-Chaikoff Effect
High iodine level (−)s thyroid hormone synthesis
Zenkers Diverticulum
Esophageal; cricopharyngeal muscles above UES
Zollinger-Ellison
Gastrin-secreting tumor of pancreas (or intestine) → ↑ acid → recurrent ulcers
Rogers Disease
Interventricular septal defect
Barlows Syndrome
Floppy vale syndrome women b/t 20-40 yoa
Bracht-Wachter Lesions
Minute abscesses found in subacute bacterial endocarditis
Lutembachers Syndrome
Combination of septum secundum atrial septal defect w/ mitral stenosis
Schmidts Syndrome
Autoimmnue thyroid Disease (Hashimotos ) & insulin-dependent diabetes