The Hip book

Ilizarov Method: The Distraction Phase

Dr. Mangal Parihar  – Discussion: It is during the distraction phase that most of the complications of the treatment will occur, and consequently the surgeon has to be constantly on the lookout for the known complications. Follow-up Frequency: During the distraction phase, the patient should be seen at least every two weeks. At these visits … Read more

Idiopathic Transient Osteoporosis of the Hip

– See: Musculoskeletal Considerations in Pregancy – Discussion:     – uncommon disease which is a diagnosis of exclusion;     – most often seen in women during the third trimester of pregnancy and in middle-aged men;     – typically there is no antecendent trauma;     – up to 40% of patients may … Read more

Hyperventilation

– See: respiratory alkalosis: – Discussion:     – induction of hypocapnia is probably the most frequently used technique to reduce intracranial pressure;     – lowering partial pressure of CO2 to 26-28 mm Hg (3.5-3.7 kPa) reduces cerebral blood flow & thus lowers intracranial pressure;     – even w/o ability to measure intracranial pressure, inducing … Read more

Hyperuricemia

– Male 4.5-8.2 mg/dL; Female 3.0-6.5 mg/dL; Child 2-5.5 mg/dL; Increased: Gout Renal Failure, Increased DNA degredation (Leukemia, Anemia, Chemotherapy, Toxemia of Pregnancy), Meds (Diuretics), Lactic Acidosis PolyCystic Kidneys Sarcoidosis (50% will have hyperuricemia); Multiple Myeloma Decreased: Uricosuric Meds (Salicylates, Probenecid, Allopurinol), Wilson’s dz, Fanconi’s syndrome    

HyperPhosphatemia

– Diff Dx:     – Renal Failure     – Secondary Hyperparathyroidism     – Hypoparathyroidism (surgical, psuedo)     – Immobilization     – Addison’s dz     – Bone dz (Healing frx)     – Factitious increase (hemolysis of specimen)     – Vit D toxicity     – Tumoral Calcinosis – … Read more

Hip Spica Cast

– See: Pediatric Femoral Frx Menu – Discussion:     – timing:            – Immediate single-leg spica cast for pediatric femoral diaphysis fractures.     – contraindications:            – unacceptable shortening or angulation;            – open fractures;            – thoracic or intra-abdominal trauma;     … Read more

Hip Fractures in Children

– Timing:     – references:              – Decompression and stable internal fixation of femoral neck fractures in children can affect the outcome.              – Femoral Neck Fractures in Pediatric Patients: 30 Years Experience at a Level 1 Trauma Center.               – Fractures of the hip in children and adolescents.               – Earlier Time to … Read more

Hip Joint Arthroscopy

– Hip Arthroscopy: (see hip joint and hip capsule) – indications: – evaluation of hip pain- candidates are patients with nonspecific radiographic findings and reproducible, functionally-limiting exam findings; – false negative rate of plain x-ray, bone scan, CT, arthrogram, and routine MRI has been quoted as high as 80% in some patient populations. – gadolinium enhanced MRI demonstrated … Read more