Diseases Flashcards
Addison’s Disease
Primary adrenocortical deficiency
Addisonian Anemia
Pernicious anemia (antibodies to intrinsic factor or parietal cells → ↓IF → ↓Vit B12 → megaloblastic anemia)
Albright’s Syndrome
Polyostotic fibrous dysplasia, precocious puberty, café au lait spots, short stature, young girls
Alport’s Syndrome
Hereditary nephritis with nerve deafness
Alzheimer’s
Progressive dementia
Argyll-Robertson Pupil
- Loss of light reflex constriction (contralateral or bilateral)
- “Prostitute’s Eye” - accomodates 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
Barrett’s
Columnar metaplasia of lower esophagus (↑ risk of adenocarcinoma)- constant gastroesophageal reflux
Bartter’s Syndrome
Hyperreninemia
Becker’s Muscular Dystrophy
Similar to Duchenne, but less severe (mutation, not a deficiency, in dystrophin protein
Bell’s Palsy
CN VII palsy (entire face; recall that UMN lesion only affects lower face)
Berger’s 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
- Often associated with ADPKD
Bowen’s 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 years later
Briquet’s Syndrome
- Somatization disorder
- Psychological: multiple physical complaints without physical pathology
Broca’s Aphasia
Motor Aphasia (area 44 & 45) intact comprehension
Brown-Sequard
Hemisection of cord (contralateral loss of pain & temp / ipsilateral loss of fine touch, UMN / ipsilateral loss of conscious propioception)
Bruton’s Disease
X-linked agammaglobinemia (↓ B cells)
Budd-Chiari
Post-hepatic venous thrombosis = abdominal pain; hepatomegaly; ascites; portal HTN; liver failure
Buerger’s Disease
- Acute inflammation of medium and small arteries of extremities → painful ischemia → gangrene
- Seen almost exclusively in young and middle-aged men who smoke
Burkitt’s 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
Trypanosoma infection - cardiomegaly with atypical atrophy, achalasia
Chediak-Higashi Disease
- (AR) Phagocyte Deficiency = defect in microtubule polymerization
- Neutropenia, albinism, cranial & peripheral neuropathy & repeated infections w/ strep & staph
Conn’s Syndrome
Primary Aldosteronism: HTN; retain Na+ & H2O; hypokalemia (causing alkalosis); ↓ renin
Cori’s 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
Crohn’s
- 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
Curlin’s Ulcer
Acute gastric ulcer associated with severe burns
Cushing’s
- 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
Cushing’s Ulcer
Acute gastric ulcer associated with CNS trauma
de Quervain’s Thyroiditis
Self-limiting focal destruction (subacute thryoiditis)
DiGeorge’s Syndrome
- Failure of 3rd & 4th pharyngeal pouches formation: Thymus & Parathyroid
- Thymic hypoplasia → T-cell deficiency
- Hypoparathyroidism → Tetany
Down’s Syndrome
Trisomy 21 or translocation - Simian Crease
Dressler’s Syndrome
Post-MI Fibrinous Pericarditis (autoimmune)
Dubin-Johnson Syndrome
- Congenital hyperbilirubinemia (conjugated) = bilirubin transposrt is defective not conjugation
- Striking brown-to-black discoloration of the liver
Duchenne Muscular Dystrophy
Deficiency of dystrophin protein → MD (X-linked recessive)
Edwards’ Syndrome
- Trisomy 18
- Rocker-bottom feet, low ears, small lower jaw, heart disease
Ehler’s-Danlos
Defective collagen
Eisenmenger’s 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 - Waiter’s Tip
Ewing Sarcoma
Malignant undifferentiated round cell tumor of bone in boys <15 years of age - t11;22
Erythroplasia of Queyrat
Carcinoma in situ on glans penis
Fanconi’s Syndrome
Impaired proximal tubular reabsorption 2° to lead poisoning or Tetracycline (glycosuria,
hyperphosphaturia, aminoaciduria, systemic acidosis)
Felty’s Syndrome
Rheumatoid arthritis, neutropenia, spelenomegaly
Gardner’s Syndrome
AD = adenomatous polyps of colon, osteomas & soft tissue tumors
Gaucher’s Disease
- Lysosomal Storage Disease - glucocerebrosidase deficiency - glucocerebroside accumulation
- Hepatosplenomegaly, femoral head & long bone erosion, anemia
Gilbert’s Syndrome
Benign congenital hyperbilirubinemia (unconjugated) = ↓d glucuronyl transferase activity
Glanzmann’s Thrombasthenia
Defective glycoproteins on platelets = deficient platelet aggregation
Goodpasture’s
Autoimmune: ab’s to glomerular & alveolar basement membranes. Seen in men in their 20’s
Grave’s 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 honeycomb lung.
Hand-Schuller-Christian
Chronic progressive histiocytosis
Hashimoto’s Thyroiditis
Autoimmune hypothyroidism. May have transient hyperthyroidism. Low T3 /T4 & High TSH