Case Definition of Staphylococcal Toxic Shock Syndrome (TSS)

An illness with the following clinical manifestations:

  1. Fever: temperature > 38.9º C (102º F)

  2. Rash: diffuse macular erythroderma

  3. Desquamation: 1-2 weeks after onset of illness, particularly palms and soles

  4. Hypotension: systolic blood pressure < 90 mm Hg for adults or less than fifth percentile by age for children <16 years of age; orthostatic drop in diastolic blood pressure greater than or equal to 15 mm Hg from lying to sitting, orthostatic syncope, or orthostatic dizziness

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Definition and Stages of Chronic Kidney Disease (CKD)

NKF Definition of Chronic Kidney Disease

  • Kidney damage for three or more months, as defined by structural or functional abnormalities of the kidney, with or without decreased GFR, manifested by pathologic abnormalities or markers of kidney damage, including abnormalities in the composition of the blood or urine or abnormalities in imaging tests

  • GFR < 60 mL per minute per 1.73 m2 for three months or more, with or without kidney damage

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Definition and Causes of Apparent Life-Threatening Events (ALTE)

Definition of ALTE

By definition, an ALTE refers to a sudden event, often characterized by apnea or other abrupt changes in the child’s behavior. Symptoms of an ALTE include one or more of the following: apnea, change in color or muscle tone, coughing, or gagging.

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