Discussion: – pathogenesis – vascular interruption: – blood supply to femoral head – specific inciting causes – natural history – diff dx: – synovitis; – Idiopathic Transient Osteoporosis of the Hip – femoral neck stress frx – metastatic disease – trochanteric bursitis: – ref: Avascular necrosis of the femoral head presenting as trochanteric bursitis. – … Read more
– See: A. Fib – Discussion: – atrial flutter may be assoc w/ sick sinus syndrome, hypoxia, Pericarditis, valvular heart dz, and less commonly, acute myocardial infarction; – orginates in a single atrial ectopic focus; – flutter waves occur in rapid succession & are identical; – flutter waves have “saw tooth” appearance & do not … Read more
– Antebrachial Compartment Syndrome: (see compartment syndrome menu) – causes: – may follow supracondylar fr(x) of humerus, or both bone forearm fractures; – compartment syndromes in the forearm after wrist fractures usually involve the volar compartment; – compartment syndrome monitoring – technique of forearm fasciotomy: (see … Read more
– Discussion: – pathophysiology: – compartment syndrome is elevation of interstitial pressure in closed fascial compartment that results in microvascular compromise; – as duration & magnitude of interstitial pressure increase, myoneural function is impaired & necrosis of soft tissues eventually develops; – intracompartmental pressure: … Read more
Analgesic Anti-Anxiety Anti-Convulsant Anti-Depressant Tricyclics Antiemetics Anti-Histamines Anti-Parkinson Sedatives/Hypnotics Antitussives Anti-Pyschotics Opiods – Discussion: – tricyclic antidepressants may inhibit the metabolism of neuroleptic agents, just as neuroleptics may inhibit metabolism … Read more
– See: – deep venous thrombosis – hypercoagulable states XII + Surface: intrinsic path: heparin/ PT | XIIa … Read more
– antipyschotic med, for chronic pyschotic patients who are resistant to usual medications; Both active and passive symptoms may improve with this medication; – Side effects include Agranulocytosis in 1-2% of patients; – WBC < 3000 or ANC < 1500 calls for interuption of treatment; – Also note dose related increase risk of seizures; – … Read more
– See: Transdermal * For HTN, opioid & tobacco withdrawl; – Central alpha adrenergic receptor agonist; * Adult: 0.05-0.10 mg PO bid-qid adjusted daily by 0.1-0.2 mg increments – initial oral doses of 0.1 mg are given twice daily and adjusted to usual maintenance dose of 0.2 to 0.8 mg/day; – maximum recommended oral doses … Read more
– for acute anxiety, ETOH w/drawl; Benzodiazepine; – Adult:individualized: 15-60mg/day PO in single or divideddoses; – Monitor patients with renal and hepatic impairment since drug may accumulate; CNS depressant effects; may be habit forming; – Contraindicated with acute narrow angle glaucoma, depressive neuroses, psychotic reactions; Caution with renal or hepatic failure; Caution w/ concomitant use … Read more
– Discussion: – for serious infections with Gram Neg anaerobes (B. fragilis) or staph / streptococcus infections in patients allergic to penicillin; – not good for gm neg aerobes; – clindamycin binds exclusively to the 50 S subunit of bacterial ribosomes and suppresses protein synthesis; (bacterostatic not bacterocidal); … Read more