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The Somogyi Effect (post-hypoglycemic hyperglycemia):
- Nocturnal hypoglycemia occurs (often unnoticed during sleep)
- Counter-regulatory hormones (glucagon, cortisol, epinephrine, GH) are released
- Causes rebound morning hyperglycemia
Differentiation from Dawn Phenomenon:
| Feature | Somogyi Effect | Dawn Phenomenon |
|---|---|---|
| Cause | Rebound from nocturnal hypoglycemia | Growth hormone/cortisol surge at 3–8 AM |
| 3 AM glucose | Low (<60 mg/dL) | Normal or slightly elevated |
| Morning glucose | High | High |
| Management | Reduce evening insulin dose | Increase evening insulin or change timing |
Checking 3 AM blood glucose helps distinguish these two conditions — important for Charge Nurse assessment.
The 1890s were referred to in the textbook as the “period of yellow journalism,” which was followed by the era of Jazz Journalism. Yellow journalism refers to a style of reporting characterised by:
- Sensational, exaggerated headlines designed to sell newspapers rather than inform
- Emotional appeal over factual accuracy
- Aggressive competition between newspaper publishers (most famously between Joseph Pulitzer's New York World and William Randolph Hearst's New York Journal)
- Lurid crime stories, scandal, and jingoistic coverage of foreign affairs
The term is believed to derive from a popular comic strip character, “The Yellow Kid,” published in both competing papers. Yellow journalism is widely criticised as a corruption of journalism's core duty — truth-telling — and represents an early example of the tension between commercial media pressures and journalistic ethics.
Formula for Static (Lung) Compliance:
\[C_{\text{stat}} = \frac{V_T}{P_{\text{plateau}} - \text{PEEP}}\]
\[C_{\text{stat}} = \frac{360}{28 - 8} = \frac{360}{20} = 18 \text{ mL/cmH}_2\text{O}\]
Normal static compliance: \(50 - 100 \text{ mL/cmH}_2\text{O}\)
Interpretation:
- \(> 50\): Normal
- \(30 - 50\): Mildly reduced
- \(< 30\): Severely reduced — consistent with ARDS, pulmonary fibrosis, pulmonary edema
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