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30 Cards in this Set
- Front
- Back
whats growth velocity of babies in 1 yr?
-when do they double wt? triple ? |
Wt: double by 4 mo; triple by 1 yr ( avg 1 yo = 10 kg )
HT: * rule of 24: 1st yr: 24-25 cm/yr; 1 x 24 -2nd yr: is 12 cm/yr: 2 x 12 -3rd yr: 8 cm/yr: 3 x 8 |
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How many cm does child grow > 4 yo?
-when should you worry: if they are not growing ? how many cm/ yr; what's abnl? |
- grow 5 cm/yr > 4 yo **** (2 inches/yr)
-**( if growing < 5 cm or 2 inc/yr; abnlr); ** check bone age of hand/wrist |
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during puberty, what's growth velocity;
whats conversion cm to inches? |
during puberty: grow 9-10 cm/hr; (if given Inches: multiply 2.5 to get cm); girls will have 1-2 inches left once they reach menarche
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when do you need to eval child for short stature?
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-need eval: if Ht < 3% or Percentiles are being crossed (but it’s ok in 1st 2 years of life; > 2 yr, not okay to cross %)
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How calculate ht for little boy vs girl?
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-Males: (mother ht + 5 in + Dad ht) /2 [ or 13 cm
-MPH: girls: dad ht – 5 in + Moth ht )/2 |
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delayed bone age, reaches goal ht
-late bloomer; + FH of late bloomer; NL growth rate!! ? dx? |
Constitutional growth delay
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-most common cz;
-Nl bone age - may be cz by genes: |
Familial Short Stature
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h/o cranial insult/tumor
-growth slows > 6 mo |
GH defeciency
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Hypothyroidism; Cushings
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Chronic Inflamm/Illness;
-Malabsorptin |
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when is GH used for treatment ? and side effects?
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GH def, chronic renal insuff, turner, prader willi, SGA w/o cathcup, iodiopathic short stature, noonan;
* SE: - side effects: head, shoulders, knees, n HIPS: benign intracranial HTN (pseudotumor cerbri), scoliosis, SCFE, ~ thyroid, cortisol deficiences, inc risk of colon CA) |
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list syndromic causes of short stature
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Trisomy 21
Turner; noonoan; prader willi, pseudo-hypoparathyroid (albrights); russel silver |
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variants: short, edema @ birth, ovarian deficits, low hairline, webbed neck, abnl carrying angle, shield chest,
horseshoe defect -absent pubertal development/infertility *dx and what heart defects? |
-L sided heart defects (bicuspid AV or coarc);
-Turner: girls only -45 XO (abnl X or Y), |
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PTPN11 gene defect: boys & girls; short, low hairline, shield chest, no renal defects, infrequent infertility
*dx adn what heart defects? |
noonan; R heart defects: pulm stenosis
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short, dev delay, morbid obesity, hyperphagia;
-almond shaped eyes; -hypogonadotropic hypogonadism: small phallus, small testicles * dx and cause? |
rader willi; 15 q ll
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small at birth, limb assymtery; triangular head/big fontanelle; cryptorchidms, no catch up growth (born small/stay small): no catchup by 2
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Russell silver (IUGR/SG)
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what's genetics of klinefelters?
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47XXY
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causes of tall stature?
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Marfan – hyperexensible ;
Homocystinuria: low lens; hyperthyroidism; GH excess (gigantism) –rare; -precocious puberty but tall stature→ short adult height); soto syndrome (cerebral gigantism) : bad MR |
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order of girl puberty?
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: TAGME:
-thelarche: 8-13 -Adrenarche: pubic hair (9-13) -Growth spurt: pks @ Tanner 2-3 -Menarche ~ 2 yrs after puberty; ~ 12.4 yrs |
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male order of puberty
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THPGA
-testicular enlargement ---4 cc – Tanner 2 -pubic Hair: 6 mo – 1 yr later -Penile enlargement -Growth spurt: T 3-4 -Axillary Hair (14 yo) |
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list causes of peripheral precocious puberty; what's Lh, FSH, testosterone?
-gonadotropin independent PP: boys only |
-low LH, FSh, hi testosterone;
1) Familial Male |
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G protein abnl: café- au lait, Fibrous Dyspalsia, Preciocious puberty
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McCune Albright
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nL ht pre-adolescence
-no growth spurt -may have adrenarche -delayed puberty; what's causes |
Hypogonadotropic hypogonadism
-if ~ anosomia = Kallman!! |
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-septo-optic dysplasia
-empty sella syndrome -CNS tumors: cranio with delayed puberty are ~ with what? |
) Congenital Panhypopituatarism:
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Hypergonadotropic hypogonadism:
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- mumps/orchitis; -turner, ovarian failure
-psuedohermaphrodistism: **klinefelter - 47 XXY; 1:500; tall, eunucoid proportions; gynecomastia; stalled puberty: tanner 3-4; testicles noted to be small: |
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2 wk M w FTT, persistent vomiting, dehydrations, acidosis
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CAH 21 OH def
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Inguinal hernia, primary amenorrhea, no pubic hair
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Androgen Insensitivty Syndrome
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11 yo F w/ ambiguous genitalia, masculinzes at puberty
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5 alpha reductase def
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3 day old baby, 10 lb @ birth, jittery
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Infant DM mom w /hypocalcemia
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5 day old small jaw broad nose,
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TOF, sz DiGeorge,/VCF
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8 yo w/ dev deloay, short round facies, SQ calicficx, short 4 th digit, hypocalcemia
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Albrights heridtary Osteodystrophy/pseudohypoparathyroidism
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