Module 2 Modalities

70 vocabulary flashcards covering basic cryotherapy principles, heat modalities, wound healing, and pain theories.

Acute Inflammatory Phase

The initial healing period beginning immediately after injury, typically lasting up to $72\text{ hours}$ and completing within $7\text{ days}$.

Cryotherapy

The therapeutic modality of choice recommended during the acute inflammatory phase ($0$ to $72\text{ hours}$) following an injury.

PRICE

The acronym for the initial therapeutic approach used for sprains and strains.

Protection: Positioning or partial immobilization to avoid further injury.

Rest: Relative rest to allow for healing without overly restricting movement.

Ice: Applying cold to decrease swelling and pain, typically in cycles of 10 to 15 minutes.

Compression: Using wraps or bandages to provide support and further decrease edema.

Elevation: Positioning the extremity above the heart to reduce hydrostatic pressure and swelling.

Blood Viscosity (Cold Effect)

A physiological response where cryotherapy increases the thickness and resistance to flow of the blood.

Nerve Fiber Analgesia

The pain relief achieved when small, myelinated pain fibers are the first to be affected by temperature reduction.

NCV (nerve conduction velocity) Recovery (Short Cooling)

The approximately $15\text{ minutes}$ it takes for nerve conduction velocity to recover after $5\text{ minutes}$ of cooling.

NCV (nerve conduction velocity) Recovery (Long Cooling)

The $30\text{ minutes}$ or longer needed for nerve conduction velocity to recover after a $20\text{-minute}$ cooling session.

Residual Elevation of Surface Temperature

A condition after the initial $48\text{-hour}$ inflammatory period that may indicate infection, chronic overuse syndrome, or inflammatory disease.

PRICE Cryotherapy Cycle

The recommended application regimen consisting of cycles of $10$ to $15\text{ minutes}$ on and $1$ to $2\text{ hours}$ off.

Allodynia

A condition where an innocuous stimulus, such as light touch or clothing, causes intense and debilitating pain.

Bony Prominence Cooling

Areas that conduct cold more quickly than other tissues, requiring an insulating material during ice pack use to prevent tissue damage.

Absolute White Skin Reaction

A physical sign occurring within the first $4\text{ minutes}$ of cold application that requires immediate cessation of treatment.

Ice Massage Sensory Stages

The four distinct stages a patient experiences in order: intense cold, stinging/burning, aching, and numbness.

Ice Massage Max Duration

A general rule of $10\text{ minutes}$ maximum treatment time to avoid the risk of frostbite.

Cold/Ice Water Immersion Temperature

The therapeutic range for water temperature in immersion baths, between $35^{\circ}F$ and $75^{\circ}F$.

Ice Towels

A modality effective for treating spasticity because they can circumferentially cover and drape around an extremity.

Vapocoolant Spray

A pressurized liquid providing rapid cooling through evaporation used as a counterirritant to reduce resistance to stretch.

Tissue Damage Temperature

The specific tissue temperature of $15^{\circ}C$ ($59^{\circ}F$) at which damage can occur during cryotherapy.

Frostbite Temperature Range

The point of injury where skin temperature drops to between $-4^{\circ}C$ and $-10^{\circ}C$.

Cryoglobulinemia

A cold-related condition characterized by abnormal blood proteins that form a gel when exposed to cold.

Gate Control Theory

A theory suggesting pain is modulated by a 'gate' mechanism in the dorsal horn of the spinal cord.

Endogenous Opioids

Three forms of natural pain-mediating chemicals: enkephalins, dynorphins, and beta-endorphins.

Neuromatrix Theory

A theory proposing pain is produced by a widely distributed neural network in the brain rather than solely by sensory input.

Biopsychosocial Approach Elements

A method to addressing pain through three primary elements: education, stress reduction, and cognitive behavioral therapy.

Lateral Spinothalamic Tract

The pathway in the spinal cord that transmits pain signals to the thalamus for further processing.

Substance P

A neuropeptide released by nociceptors that transmits electrical impulses through afferent fibers to the spinal cord.

Referred Pain

Pain perceived in an area other than the location where the nociceptors were actually stimulated.

C-fibers

Nerve fibers that transmit slow, burning-like pain that continues over an extended period of time.

Hyperalgesia

An increased response to a stimulus that is normally considered painful or noxious.

Soft Tissue Extensibility Requirements

A needed tissue temperature between $104^{\circ}F$ and $113^{\circ}F$ maintained for approximately $10\text{ minutes}$.

Superficial Thermal Penetration

The typical depth reached by superficial thermal agents, ranging from $1$ to $2\text{ cm}$.

Fluidotherapy

A modality using fine particles of ground cellulose suspended in a hot air stream.

Whirlpool Max Temperature

The safe limit of $110^{\circ}F$ for water temperature to avoid cell catabolism and burns.

Moist Heat

A more efficient warming agent than dry heat due to higher skin surface heat conductivity and greater skin blood flow.

Hot Pack Reheating Time

The necessary duration of $30\text{ minutes}$ in a hydrocollator before a hot pack is ready for its next use.

Contrast Bath

A technique involving alternating immersion in heat and cold to cause repetitive vasodilation and vasoconstriction.

4:1 Contrast Bath Cycle

A cycle where the patient spends $4\text{ minutes}$ in warm water and $1\text{ minute}$ in cold water.

Primary Phases of Wound Healing

The chronological stages of healing: inflammation, proliferation, and maturation.

Wound Contraction

A proliferative phase process used to decrease the size of the injury area, resulting in a smaller scar.

Induction Theory

The collagen alignment theory stating scar tissue attempts to mimic the characteristics of the tissue it is healing.

Tension Theory

A theory suggesting internal and external stresses align fibers during the remodeling phase.

Cold Application (Post-Injury)

The immediate use of cold to cause vasoconstriction and decrease metabolism to control bleeding and limit edema.

Cold Urticaria

An autonomic response to cold involving massive histamine release, increased heart rate, decreased blood pressure, and syncope.

Raynaud's Phenomenon

A condition where cold triggers episodes of pallor, cyanosis, and severe numbness in the fingers or toes.

Cryotherapy Timing

Treatment that should be discontinued once inflammation resolves to avoid impeding the proliferative and maturation phases.

Body-self Neuromatrix

The neural network in the brain responsible for initiating homeostatic and behavioral responses after an injury.

Somatosensory Cortex

The brain region functioning as the physical sensation area in the pain pathway.

Neuropathic Pain

Pain from illness or injury in the PNS or CNS, typically presenting as burning or electric shock-like sensations.

Peripheral Sensitization

A process starting at the skin with reduced thresholds leading to hypersensitivity in the spinal cord and brain.

Fluidotherapy Treatment Temperature

Therapeutic levels reached by circulating hot air, often between $105^{\circ}F$ and $118^{\circ}F$.

Contrast Bath Termination (Superficial Heating)

The practice of ending treatment in warm water to maintain vasodilation and increased blood flow.

Red Granulation Tissue

A formation during the proliferative phase consisting of new collagen and blood vessels to protect the wound site.

Elevation (PRICE)

Positioning an extremity above the heart to reduce hydrostatic pressure and aid in edema reduction.

Peripheral Vascular Disease Contraindication

A condition where cryotherapy is risky due to potential exacerbation by vasoconstriction and increased blood viscosity.

Large A-fibers

Fibers that tend to 'close' the gate in the dorsal horn, decreasing pain input sent to the brain.

Beta-endorphins

Opioid-mediated chemicals released by the hypothalamus into the bloodstream in response to stress.

Cryotherapy for Acute Muscle Spasms

Modality of choice that acts as a counterirritant and reduces metabolic activity within tissue for analgesia.

Deep Thermal Agents

Modalities such as ultrasound that are capable of penetrating up to $5\text{ cm}$.

Tepid Water Whirlpool

Water between $79^{\circ}F$ and $92^{\circ}F$ used for movement or exercise to improve ROM without causing fatigue.

Synovial Viscosity

A property of joint fluid that is improved by heat, making the stiff joint easier to move.

Primary Thermal Contraindication

A patient's impaired sensation or the inability to determine changes in temperature.

Pain-related Catastrophizing

A cognitive factor that can increase an individual's perception and experience of pain level.

Leukocytosis

The physiological term for the accumulation of white blood cells at the site of an injury.

Hand Pumping

An activity encouraged during upper extremity cold water immersion to facilitate venous return.

Postoperative Cooling Schedule

The application of less intense cooling agents $3$ to $4\text{ times}$ daily for $20$ to $30\text{ minutes}$.

Proliferative Phase Purpose

The stage of healing focused on decreasing wound size via contraction and creating red granulation tissue.

Nociceptors

Specialized sensory receptors that release Substance P to transmit pain signals to the spinal cord.

Thalamus (Pain Transmission)

The brain structure that receives signals from the lateral spinothalamic tract and forwards them to various regions.

Nerve Fiber NCV Recovery (Timeframe)

The physiological return of speed after cooling, ranging from $15\text{ minutes}$ to over $30\text{ minutes}$ depending on duration.

Counterirritant

A stimulus, such as Vapocoolant Spray or cryotherapy, used to override pain or reduce resistance to stretch.

A-delta fibers

Small, myelinated fibers that conduct fast, sharp, well-localized pain