Dawn Phenomenon and the Somogyi Effect-USMLE CK
For Dawn phenomenon HYPER -INCREASE INSULIN
For Somogyi phenomenon HYPO -DECREASE INSULIN
In other way which we are giving insulin :---
Somogyi = so much insulin.
Dawn = down insulin.
Lyme disease
Lyme disease.Erythema chronicum migrans. Expanding “bull’s eye” red rash.
Caused by Borrelia burgdorferi,which is transmitted by the tick Ixodes A (also vector for Babesia). Natural reservoir is the mouse.Mice are important to tick life cycle.
Common in northeastern United States.
Later symptoms—monoarthritis (large joints) and migratory polyarthritis, cardiac (AV nodal block), neurologic (encephalopathy, facial nerve palsy, polyneuropathy).
Treatment: doxycycline, ceftriaxone.
Thyrotoxicosis with low radioactive iodine
The most important cause of thyrotoxicosis with low radioactive iodine uptake include:
1.Subacute painless thyroiditis
2.subacute granulomatous thyroiditis
3.iodine induced thyroid toxicosis
4.levothyroxine overdose
5.Struma ovarii
1.Subacute painless thyroiditis
2.subacute granulomatous thyroiditis
3.iodine induced thyroid toxicosis
4.levothyroxine overdose
5.Struma ovarii
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