Ortho Oracle - orthopaedic operative atlas

Is the Hallux Valgus Congruent or Incongruent?

– Congruent Joint:     – if there is no lateral subluxation, then the joint is congruent;     – hallux valgus may be the result of lateral deviation of articular surface rather than subluxation of proximal phalanx on metatarsal head;     – if joint is congruent, proximal phalanx can’t be rolled around on … Read more

Ischiadic artery

– See:       – Arterial Development : – Discussion:     – placental circulation has been developed & umbilical arteries have attained significant size when the lower limb bud arises;     – where umbilical artery lies near the root of the limb bud, it gives off small branch, the Ischiadic artery, that serves for … Read more

Isocarboxazid/Marplan

– Isocarboxazid is a MAOI  – usual dose is 30 mg/day;  – Isocarboxazid should be used with caution in combination w/ other monoamine oxidase inhibitors, tricyclic antidepressants, Carbamazepine, or cyclobenzaprine;  – GEA and isocarboxazid may produce a combined hypotensive effect.  – anticholinergic agents be avoided whenever possible;  – meperidine should definitely be avoided, whereas fentanyl … Read more

Isoniazid (INH)

– Indications for Use:     – for active TB, and the prevention of TB; – Dosage:     – IM and IV routes rareley used;     – adult:          – 3-5mg/kg/24hr PO qd (up to 300mg/day) for 9 months as combination therapy;          – prophylaxis: 300mg/kg/24hr PO … Read more

Isoproterenol/Isuprel, Medihaler Iso

– See: Inotropic Agents  – Discussion: – use of this med is limited to temporary control of significant Bradycardia that is refractory to atropine;  – is the only one of the major inotropes which can decrease pulmonary vascular resistance;  – this is useful in patients w/ pulmonary HTN (esp. mitral valve patients) & patients w/ … Read more

Isosorbide Dinitrate/Isordil

– causes venodilation;  – Acute Angina: 2.5-10mg PO or SL prn q5-10 min;  – more than 3 doses should not be given within 15-30 min;  – Angina prophylaxis: 5-60 mg PO tid;  – or try initially: SL tab: 2.5-10 mg q2-3hr,  – or Chew tab: 5-10mg q2-3hr; or Swallowed tab: 5-40mg q6hr;  – controlled release … Read more

IPECAC SYRUP

    Emetic for use in drug overdose and certain cases of poisening;  Adult: 30 ml PO followed by 200-300 ml water; if no emesis occurs in 20 min, may repeat x 1;  Peds: 6-12 months: 5-10 ml PO followed by 100 ml of water; if no emesis in 20 min, may repeat x 1; … Read more

Ipratropium Bromide Inhalent/Atrovent

– Dosage:     – anticholinergic bronchodilator;     – effect is mainly topical w/ little systemic absorbtion; for bronchospasm associatted with COPD;     – adult: 2-4puffs MDI qid; max inhalations = 12 in 24hrs;     – effect begins in 15min, peaks 1-2hrs, lasts 3-4hrs;     – precautions: not for initial treatment … Read more

IRB Protocol for Autologous Hamstring Resurfacing Arthroplasty

PURPOSE Biologic hamstring resurfacing arthroplasty was developed in 2007 as an alternative to total knee arthroplasty in selected patients with end stage arthritis of the knee who were at significantly high risk for infection.  A full description of the background of this procedure and the similarity of this procedure to the AMIC procedure can be found at www.orthonc.com/doc6.html.  … Read more

IRON DEXTRAN/IMFERON

– for Iron defficiency when oral supplementaion not possible;  – must give test dose since Anaphylaxis is common