Ortho Oracle - orthopaedic operative atlas

Ceftazidime/Fortaz/Tazidine

– See: Third Generation Cephalosporin – Adults: 25 to 150 mg/kg/day IV; – Peds: 100-150 mg/kg/day q8hr; – good for Pseudomonas, Gm Neg Eneteric, NonEnterococci Strep; moderate to poor activity against strep; mod to good (85%) against Staph; – No activity against B.fragilis or enterococci; – Uncomplicated UTI: 250mg IV/IM q12hr; – Complicated UTI: 500mg-1gm IV/IM … Read more

Ceftizoxime/Cefizox

– Third Generation Cephalosporin – For uncomplicate UTI: 500mg q12hr IM/IV; – for uncomplicated infection in other sites: 1 gm q8-12hr IM/IV; – For severe or refactory infections in other sites: 1gm q8hr IM/IV or 2gm q8-12hr IM/IV; – for life threatening infections: 3-4gm q8hr IV; – decrease dose with renal failure; – Good diffusion … Read more

CE Angle of Wiberg

(See: Radiographic Features of DDH) Discussion CE angle provides useful information after the age of 5 years (may be used in adults); angle formed by a line drawn from the center of the femoral head to the outer edge of the acetabular roof, and a verticle line drawn through the center of the femoral head; angle … Read more

Cefaclor/Ceclor

– Second Generation Ceph – Adult: 250mg PO q8hr; may double dose w/ severe infections; – Contraindicated w/ cephalosporin allergy; – Dosing Regimens for Patients with Renal Insufficiency: (Dose for 70kg Adult {gm/dosing interval in hours}: CrCl:>80::0.5/8; CrCl:50-79::0.5/8; CrCl:30-49::0.5/8;; CrCl:10-29::0.25/8;      – 50 % of dose will be excreted in urine; – Not recommended … Read more

Cefadroxil/Duricef

– First Generation Ceph – Uncomplicated UTI: 1-2gm/day in single (qd) or divided doses (bid); – Moderate to Severe UTI: 2gm/day in divided doses bid; – Skin and skin suture infections: 1gm/day in single dose qd or divided dose bid; – Group A Beta hemolytic strep pharyngitis and tonsillitis: 500 mg bid for10 days; – Must … Read more

Cefamandole/Mandol

– Second Generation Ceph – Semisynthetic broad spectrum cephalosporin – Gen II. – Adult:500mg-1gm IV/IM q4-6hr to max dose of 12gm/day (2gm q4hr); – usual dose is 1gm q6hr; – Peds: 50-100 mg/kg/day q6hr; – Good diffusion from blood into CSF only with inflammation;    Ratio of CSF to Blood Level (%): Normal Meninges: nil; … Read more

Cefazolin/Ancef

– See:         – first generation ceph         – antibiotic prophyalxis – Adult: 0.5-2gm q8hr IM/IV; t1/2=2h; Max dose: 6 gm/24hr;         – surgical prophylaxis: 1gm IM/IV 30-60min before surgery and 500mg – 1gm q6-8hr afterwards for 24hr; – Peds: ( > 4 yrs): 100 mg/kg/24 hr – Caution: … Read more

Cefixime / Suprax

– for UTI, Otitis Media, Pharyngitis, Bronchitis; – Adults: 400 mg PO qd… or … 200 mg PO bid; – Child: 8 mg/kg/day of suspension – Resistant Organism:    – Psuedomonas, Gr D Strep (enterococci), Listeria, Enterobacter, Clostridia, Staph (meth res. staph);    – 50 % of dose will be excreted in urine (w/ nl … Read more

Causes of Regular Rhythm Tachycardia

– See QT widening  – Sinus Tach: HR >100 BPM and < 150 BPM;  – PSVT  – V. Tach;   – PAT  – Junctional Tachycardia  – V. Tach  – Hypovolemia  – hypotension  – Anaphylaxis  – Sepsis:  – Hyperthyroidism  – Hypoxia  – Acute MI/Angina/Chest Pain  – ? Atrial Fibrillation/flutter

Cavovarus Foot

 – See: Pes Cavus: – Discussion: – seldom present at birth, the deformity gradually becomes apparent as childs foot grows and matures; – components: – heightened longitudinal arch – cavus – – plantar flexion of 1st ray and pronation of the forefoot – responsible for cavus appearance of foot; – on wt bearing it forces … Read more