Special Topic Flashcards
All mucopolysaccharidoses are autosomal reccessive except
Hunter syndrome
Deficiency of ____________ leads to accumulation of GAGS in lysosomes
Hydrolases
All mucopolysaccharidoses have mental retardation except
Morquio’s syndrome
Deficiency: iduronate sulfatase
Hunters syndrome
Deficiency: a-L iduronidase
Hurlers syndrome
Deficiency: galactose -6 sulfatase
Morquios syndrome
Cardiomegaly
Mental retardation
NO CORNEAL clouding
Hunters syndrome
hurlers- with corneal clouding
Deficienct phosphorylation of mannose residuesin N linked glycoprotein enzyme
I cell disease
No enzyme reaches the lysosomes
Alteration in the glycosylation of IgG molecules
Rheumatoid arthritis
In Malaria attachment of p. Falciparum is mediated by
GPI
Oligosaccharides that determine the specific nature of the ABO system
Glycosphingolipids
Adrenergic or Neuroglycopenic?
Tachycardia,tremors, diaphoresis
Adrenergic
Adrenergic or Neuroglycopenic?
Confusion, seizure, coma
Neuroglycopenic?
Protein deprivation
Kwashiorkor
Calorie deprivation
Marasmus
Anemia and extreme wasting
Normal plasma protein
Marasmus
Edema
Very low plasma protein
Fatty liver
Depigmented hair
Kwashiorkor
3 malabsorption syndrome related to FAT SOLUBLE vitamins
Cystic fibrosis
Celiac sprue
Mineral oil intake
Teratogenic vitamin
A
Vitamin deficiency in CKD
D
Urolithiasis
Pain, osteoporosis
Constipation, PUD, pancreatitis
Depression, anxiety
Hypercalcemia
Stones, Bones, Groans, psychiatric Overtones
Tetany
Chvostek
Trosseau
hypocalcemia
HYPO or HYPER calcemia
Long QT
HYPOcalcemia
Most toxic vitamin
D
Least toxic vitamin
E
RBC fragility
Neurologic dysfunction
E
Water soluble vitamins are generally non toxic except
B6
B12
Wernicke korsakoff syndrome
Vitamin B1
Diarrhea
Dementia
Dermatitis
B3 niacin
Dermatitis
Enteritis
Alopecia
B5 pantothenic acid
Megaloblastic anemia with eurologic symptom
B12
Tetrahydrofolate synthesis
Trimethoprim inhibits?
Dihydrofolate reductase
Tetrahydrofolate synthesis
Sulfamethoxazole inhibits?
Dihydropteroate synthase
Deficiency causes megaloblastic anemia and hypersegmented neutrophils
Folic Acid
Loose teeth
Swollen joints
Fragile vessels
Anemia
Vitamin. C
Most common micronutrient deficiency worldwide
IDA
⬆️TIBC
Iron overload
Hemochromatosis
Most abundant mineral trace in the body
Zinc
Dermatitis Poor wound healing Decreased taste acuity Testicular atrophy Poor growth
Zinc def
Dermatitis
Alopecia
Diarrhea
Acrodermatitis enterohepatica
Hepatolenticular degeneration
Intestinal absorption is intact
Biliary excretion is blocked
Kayser fleischer rings
Wilsons disease
Cardiomegaly in endemic parts of china due to ⬇️selenium
Keshan disease
PABA analogs that inhibits folic acid synthesis
Sulfonamides
X linked HGPRT deficiency
Lesch-Nyhan syndrome
Purine overproduction
Hyperuricemia
⬆️ PRPP
⬆️ribose5 phosphate
Von gierke disease
SCID
⬆️d ATP that inhibits ribonucleotide reductase
Adenosine deaminase
Inhibits thymidylate synthase
5 FU
Hyperuricemia
Mental rtardation
Self mutilation
Lesch nyhan syndrome