Robbins Chapter 5 Tables Flashcards
Autosomal Dominant Disorders affecting the Nervous system (4)
Huntington disease
Neurofibromatosis
Myotonic dystrophy
Tuberous Sclerosis
Autosomal Dominant Disorders affecting the Urinary system (1)
Polycystic kidney disease
Autosomal Dominant Disorders affecting the GI system (1)
Familial polyposis coli
Autosomal Dominant Disorders affecting the Hematopoietic system (2)
Hereditary spherocytosis
Von Willebrand Disease
Autosomal Dominant Disorders affecting the Skeletal system (4)
Marfan Syndrome
Ehlers-Danlos Syndrome
Osteogenesis Imperfecta
Achondroplasia
Autosomal Dominant Disorders affecting the Metabolic system (2)
Familial Hypercholesterolemia
Acute Intermittent Porphyria
Autosomal Recessive Disorders affecting the Metabolic system (9)
Cystic fibrosis Phenylketonuria Galactosemia Homocystinuria Lysosomal storage disease a1-antitrypsin deficiency Wilson disease Hemochromatosis Glycogen strorage diseases
Autosomal Recessive Disorders affecting the Hematopoietic system (2)
Sickle Cell anemia
Thalassemias
Autosomal Recessive Disorders affecting the Endocrine system (1)
Congenital adrenal hyperplasia
Autosomal Recessive Disorders affecting the Skeletal system (2)
Ehlers-Danlos syndrome
Alkaptonuria
Autosomal Recessive Disorders affecting the Nervous system (3)
Neurogenic muscular atrophies
Friedreich ataxia
Spinal muscular atrophy
X-linked Recessive Disorders affecting the Musculoskeletal system (1)
Duchenne muscular dystrophy
X-linked Recessive Disorders affecting the Blood system (3)
Hemophilia A and B
Chronic Granulomatous disease
Glucose-6-phosphate dehydrogenase deficiency
X-linked Recessive Disorders affecting the Immune system (2)
Agammaglobulinemia
Wiskott-Aldrich syndrome
X-linked Recessive Disorders affecting the Metabolic system (2)
Diabetes Insipidus
Lesch-Nyhan syndrome
X-linked Recessive Disorders affecting the Nervous system (1)
Fragile X Syndrome
Biochemical and Molecular basis for Phenylketonuria
enzyme problem: phenylalanine hydroxylase
splice-site mutation causing reduced amount of enzyme
Biochemical and Molecular basis for Tay-Sachs disease
enzyme problem: hexosminidase
splice-site mutation or frameshift mutation with stop codon causing reduced amount of enzyme
Biochemical and Molecular basis for Severe Combined Immunodeficiency
enzyme problem: adenosine deaminase
point mutations causing abnormal protein with reduced activity
Biochemical and Molecular basis for Emphysema and Liver disease
enzyme inhibitor problem: a1-antitrypsin
missense mutation causing impaired secretion from liver to serum
Biochemical and Molecular basis for Familial Hypercholesterolemia
receptor problem- LDL receptor
deletions, point mutations causing reduction of synthesis, transport to cell surface, or binding of LDL
Biochemical and Molecular basis for Vitamin D-resistant rickets
receptor problem- Vitamin D receptor
point mutations causing failure of normal signaling
Biochemical and Molecular basis for Alpha Thalassemia
transport of oxygen problem: hemoglobin
deletions causing reduced amount of oxygen transport
Biochemical and Molecular basis for Beta Thalassemia
transport of oxygen problem: hemoglobin
defective mRNA processing causing reduced amount of oxygen transport
Biochemical and Molecular basis for Sickle Cell Anemia
transport of oxygen problem: hemoglobin
point mutations causing abnormal structure of RBCs impairing oxygen transport
Biochemical and Molecular basis for Cystic Fibrosis
Ion channel transport problem: Cystic fibrosis transmembrane conductance regulator
deletions and other mutations causing nonfunctional or misfolded proteins
Biochemical and Molecular basis for Osteogenesis Imperfecta and Ehlers-Danlos syndromes
extracellular structural problem: collagen
deletions or point mutations cause reduced amount of normal collagen or normal amounts of defective collagen
Biochemical and Molecular basis for Marfan Syndrome
cell membrane structural problem: fibrillin
missense mutation
Biochemical and Molecular basis for Duchenne/Becker muscular dystrophy
cell membrane structural problem: dystrophin
deletion with reduced synthesis
Biochemical and Molecular basis for Hereditary spherocytosis
cell membrane structural problem: spectrin, ankyrin, or protein 4.1
heterogeneous molecular lesion
Biochemical and Molecular basis for Hemophilia A
hemostasis problem: Factor VIII
deletions, insertions, nonsense mutations and others causing reduced synthesis or abnormal factor VIII
Biochemical and Molecular basis for Hereditary Retinoblastoma
growth regulation problem: Rb protein
deletions
Biochemical and Molecular basis for Neurofibromatosis Type 1
growth regulation problem: neurofibromin
heterogenous molecular lesion
Classic EDS (I/II)
skin and joint hypermobility, atrophic scars, easy bruising
autosomal dominant
COL5A1 and COL5A2 gene defect
Hypermobility EDS (III)
joint hypermobility, pain, dislocations
autosomal dominant
unknown gene defect
Vascular EDS (V)
thin skin, arterial or uterine rupture, bruising, small joint hyperextensibility
autosomal dominant
COL3A1 gene defect
Kyphoscoliosis EDS (VI)
hypotonia, joint laxity, congenital scoliosis, ocular fragility
autosomal recessive
lysyl hydroxylase gene defect
Arthrochalasia EDS (VIIa,b)
severe joint hypermobility, skin changes (mild), scoliosis, bruising
autosomal dominant
COL1A1 and COL1A2 gene defect
Dermatosparaxis EDS (VIIc)
severe skin fragility, cutis laxa, brusing
autosomal recessive
procollagen N-peptidase gene defect
Accumulation metabolite and enzyme deficiency for glycogenosis
Glycogen
alpha 1,4 glucosidase
Sphingolipidoses- GM1 gangliosidosis
Type 1 and Type 2
Accumulation metabolite and enzyme deficiency for Type 1 and Type 2 GM1 gangliosidosis
GM1 ganglioside, galactose-containing oligosaccharides
GM1 ganglioside beta galactosidase
Spingolipidoses- GM2 gangliosidosis
Tay-Sachs disease
Sandhoff disease
GM2 gangliosidosis variant AB
Accumulation metabolite and enzyme deficiency for Tay Sachs
GM2 ganglioside
Hemosaminidase alpha subunit
Accumulation metabolite and enzyme deficiency for Sandhoff disease
GM2 ganglioside, globoside
Hexosaminidase beta subunit
Sulfatidoses
Metachromatic leukodystrophy Multiple Sulfatase Deficiency Krabbe disease Fabry disease Gaucher disease Niemann-Pick disease: Type A and B
Accumulation metabolite and enzyme deficiency for metachromatic leukodystrophy
sulfatide
arylsulfatase A
Accumulation metabolite and enzyme deficiency for multiple sulfatase deficiency
sulfatide, steroid sulfate, heparen sulfate, dermatan sulfate
arylsulfatase A B C
Accumulation metabolite and enzyme deficiency for Krabbe disease
Galactocerebroside
Galactosylceramidase
Accumulation metabolite and enzyme deficiency for Fabry disease
ceramide trihexoside
alpha-galactosidase A
Accumulation metabolite and enzyme deficiency for Gaucher disease
glucocerebroside
glucocerebrosidase
Accumulation metabolite and enzyme deficiency for Niemann-Pick disease: types A and B
sphingomyelin
sphingomyleinase
Mucopolysaccharidoses (MPSs)
MPS I H (Hurler) MPS II (Hunter)
Accumulation metabolite and enzyme deficiency for MPS I H
dermatan sulfate, heparan sulfate
alpha-L-iduronidase
Accumulation metabolite and enzyme deficiency for MPS II
dermatan sulfate, heparan sulfate
L-idornosulfate sultatase
Mucolipidoses (MLs)
I-cell disease and pseudo-Hurler polydystrophy
Accumulation metabolite and enzyme deficiency for I-cell disease and pseudo-Hurler polydystrophy
Mucopolysaccharide, glycolipid
Deficiency of phosphorylating enzymes essential for the formation of mannose-6-phosphate
Enzyme deficiency in hepatic form of glycogenoses
glucose-6-phosphatase
Morphologic changes in hepatic form of glycogenoses
hepatomegaly and renomegaly from accumulation of glycogen
Clinical features of hepatic form of glycogenoses
failure to thrive
hypoglycemia
hyperlipidemia
bleeding from platelet dysfunction
Enzyme deficiency in myopathic form of glycogenoses
Muscle phosphorylase
Morphologic changes in myopathic form of glycogenoses
skeletal muscle only accumulates glycogen
Clinical features of myopathic form of glycogenoses
painful cramps during exercise, fail of lactate level elevation during exercise
Enzyme deficiency for Pompe disease (type II)
lysosomal glucosidase (acid maltase)
Morphologic changes in Pompe disease of glycogenoses
cardiomegaly, hepatomegaly, skeletal muscle glycogen buildup
Clinical features of Pompe disease of glycogenoses
massive cardiomegaly
Specific type of hepatic type glycogenoses
hepatorenal– von Gierke disease (type I)
Specific type of myopathic type of glycogenoses
McArdle disease (type V)