Notes, summaries, assignments, exams, and problems for Medicine & Health

Essential English Linking Words

To Start: First, once, once upon a time, to begin with, starting with, initially, from this point, last of all, at the end, in the end, finally, to finish.

Cause and Effect: Because, so, therefore, thus, consequently, hence, as a result.

To Add a Point: And, also, as well as, moreover, too, furthermore, additionally, in addition to, at the same time, again, equally importantly, in addition, above all, most of all, least of all, either...or, neither...nor, nevertheless, to continue, second, secondly, in the second place, next, the next time, then, after that, following that, subsequently, on the next occasion, so far, later on, third, in the third place, consequently.

Repetition: So briefly, in short, in fact, in... Continue reading "Essential English Linking Words, Phrasal Verbs, and Idioms" »

Sequelae Untreated Maloc:1)Poor esthetics-2)caries-3)periodontal dis-4)Subs maloc more severe-5)mastication extraload digestive-6)swallowing-7)respiratory-8)TMJ-9)speech-10)Interference normal craniofacial growth-11)accidental fracture ant-12)Bruxism & clenching-13)Impaction cystic

Uses digital model:1)Visualization & Examination-2)Digital Space Cast Analysis & Measurements-3)Treatment Simulation & Patient Education-4)Bracket Positioning-5)Orthodontic Appliance Fabrication/Adv Digital Models:1)storage problems-2)easy diagnostic setups-3)accessible from multiple locations-4)easy shared-5)No risk breakage-5)easily manipulated-6)measurements less time & effort -7)Allows superimposition images treatment results-8)easy communication

CBCT

Understanding BPH and Overactive Bladder (OAB)

Pathophysiology of Benign Prostatic Hyperplasia (BPH)

Benign Prostatic Hyperplasia (BPH) is characterized by non-malignant prostate growth, which leads to Bladder Outlet Obstruction (BOO) and subsequent detrusor hypertrophy. The body's compensatory changes include increased voiding pressure, incomplete bladder emptying, and urinary stasis. BOO disrupts afferent signaling, which can cause neurogenic detrusor overactivity. Furthermore, chronic obstruction can lead to myogenic bladder dysfunction due to altered smooth muscle excitability.

Epidemiology and Demographics

BPH is more common in older patients, particularly those over 75. There are also notable racial differences:

• Black men often have a higher

Pharmacology Fundamentals

Pharmacokinetics: What the Body Does to the Drug

Phases:

1. Absorption – How a drug enters the bloodstream

2. Distribution – How a drug travels through the body

3. Metabolism – How a drug is broken down (mainly in the liver)

4. Excretion – How a drug leaves the body (mainly through the kidneys)

🧠 Memory Trick: ADME — Absorb, Deliver, Metabolize, Exit

Pharmacodynamics: What the Drug Does to the Body

• Describes how a drug works at the target site

• Involves receptor binding, enzyme interactions, and therapeutic vs. side effects

Examples:

• Beta blockers bind to beta receptors → slow heart rate

• Insulin binds to insulin receptors → lowers blood sugar

Drug Release Types: ER, IR, SR, XL, CR

Flabby Etiology and Treatment

Etiology of Flabby Tissue:

1. Old, loose dentures.
2. Anterior interference determining Vertical Dimension of Occlusion (VDO).
3. Rapid ridge resorption leading to a knife-edge ridge.
4. Complete maxillary denture opposing natural mandibular teeth.
5. Loose, ill-fitting dentures.
6. Dentures with anterior porcelain teeth and posterior resin teeth.
7. Over-eruption of opposing natural teeth.
8. Failure to remove dentures at night.
9. Overextended denture border causing epulis fissuratum.

Treatment for Flabby Tissue:

A) Removal of Cause:

• Remove pressure areas.
• Relining old dentures with soft tissue conditioning.
• Correction of occlusal disharmonies.
• Restoration of lost VDO.

B) Remove Denture: (For acute inflammation).

C) Recovery Program:

1. Massage soft tissues.

Diabetes Mellitus Essentials

• Type 1: Autoimmune, insulin-dependent, early onset.
• Type 2: Insulin resistance, gradual onset, linked to diet/weight.
• Diagnosis: Fasting glucose >126 mg/dL, HbA1c.
• Metformin: Hold before contrast dye; risk of lactic acidosis.

Hypoglycemia vs. Hyperglycemia

• Hypoglycemia (<70 mg/dL): Shaky, sweaty, confused, hungry.
• Hyperglycemia: Headache, nausea, fruity breath.
• Treatment: Juice/glucose if conscious; glucagon or D50 if unconscious.

Insulin Types and Administration

• Rapid-acting (Lispro): Onset 10–15 min, eat immediately after injection.
• Short-acting (Regular): Onset 30–60 min.
• Intermediate-acting (NPH): Peak 4–12 hr (cloudy appearance).
• Long-acting (Glargine): No peak, lasts 24 hr.
• Mixing Insulin: Clear (Regular) before

Diuretics (Water Pills)

Diuretics, also known as water pills, are medications that help your body get rid of excess fluid by increasing urine production. They are commonly used to treat conditions like high blood pressure, heart failure, and edema (swelling caused by fluid retention).

Types of Diuretics

1. Thiazide Diuretics: These are often used to treat high blood pressure. Examples include hydrochlorothiazide and chlorthalidone.
2. Loop Diuretics: These are used to treat edema and heart failure. Examples include furosemide (Lasix) and bumetanide.
3. Potassium-Sparing Diuretics: These help the body get rid of water without losing potassium. Examples include spironolactone and amiloride.

How Diuretics Work

Diuretics work on different parts of the kidneys... Continue reading "Essential Pharmacology: Drug Classes, Mechanisms, and SAR" »

Anemia Classifications and Management

• Iron Deficiency: Symptoms include fatigue, shortness of breath (SOB), chest pain (CP), and brittle hair/nails.
• Pernicious Anemia: Caused by autoimmune destruction or gastric surgery, leading to B12 malabsorption and decreased RBCs.
• Vitamin B12 Deficiency: Essential for RBC production.
• Folic Acid Deficiency: Lack of folate prevents RBC production. Determine the cause of anemia before administering folic acid; if heavy periods are present, consult an OBGYN.
• Sickle Cell Anemia: Characterized by abnormal hemoglobin and rigid, sickle-shaped RBCs. Causes severe pain (vaso-occlusion), swollen hands/feet, and poor wound healing.

Iron Supplementation Protocols

• Take iron with Vitamin C; avoid milk or antacids.
• Use Z-track

Documentation and Physician Orders

Recall and Documentation: When giving a report, include the patient's condition, changes within the last 24 hours, abnormal laboratory results, recent vital signs, medications, new orders, and tasks for the next shift.

Transcribing Physician Orders: Ensure the inclusion of the date, time, signature, and accuracy. Verbal Orders: These are permitted only in emergencies. You must read back the order to the physician. It must be signed later, typically within 24 hours.

Heparin Administration and Monitoring

Action: Heparin blocks the conversion of fibrins and acts as an anticoagulant to prevent blood clot formation; it prolongs clotting time. It can be administered as a bolus or via IV. The minimum bolus rate is 25... Continue reading "Essential Nursing Procedures and Clinical Documentation" »