In cases of PEA, a rapid, narrow-QRS-complex rhythm is associated with an improved chance of survival.
Patient Care Online
Q:My patient has an elevated hemoglobin concentration and hematocrit; however, the reticulocyte count, ferritin level, results of hemoglobin electrophoresis, and total iron-binding capacity are normal. What is the next step after common causes of an elevated hemoglobin concentration and hematocrit, such as chronic obstructive pulmonary disease, have been ruled out?
Our laboratory has begun reporting group G β-hemolytic streptococci in addition to group A on throat cultures.
Use this ABCDE mnemonic to distinguish
necrotizing fasciitis, which usually
requires surgery, from cellulitis,
which can be treated with antibiotics
A variety of clinical syndromes can cause T-wave inversions; these range from life-threatening events, such as acute coronary ischemia, pulmonary embolism, and CNS injury, to entirely benign conditions. Here: a discussion of conditions that can cause T-wave inversions in leads V1 through V4.
PSA velocity, not a man's absolute PSA level, is a better predictor of prostate cancer risk, according to a study from the Johns Hopkins School of Medicine. The findings suggest that screening should begin at age 40, not 50.
Cutaneous horn is a descriptive rather than diagnostic term that refers to horn projections of tissue that are caused by a variety of neoplasms, including actinic keratosis, warts, Bowen disease, granular cell tumors, Paget disease, sebaceous neoplasms, basal and squamous cell carcinoma, and seborrheic keratosis.
A 26-year-old otherwise healthy man presents to the emergency department with a 3- to 4-hour history of left-sided chest pain. The pain is pleuritic and accompanied by nausea and discomfort in the left arm.
Is it appropriate to routinely order urinalysis for patients in a nursing home (both with and without dementia) when they exhibit behavioral changes but show no signs or symptoms of urinary tract infection (UTI)?
The false sensation of bugs crawling on or within the skin is a sensory hallucination commonly associated with psychostimulant drugs. It was first reported in chronic cocaine users in 1889. Patients with this disorder often have self-induced dermatosis caused by intense picking and scratching of the skin.