Vet Candy trademark and logo are owned by Vet Candy, LLC
Copyright ®2023
All rights reserved. No part of this publication may be reproduced, distributed, or transmi ed in any form or by any means, including photocopying, recording, or other electronic or mechanical methods, without the prior wri en permission of the publisher, except in the case of brief quotations embodied in crucial review s and certain other non-commercial uses permi ed by copyright law. For permission requests write to hello@myvetcandy.com.
ESSENTIALS IN URGENT CARE
By Dr. Natosha Richardson
Comprehensive Triage and Initial Patient Assessment: A Step-by-Step Guide to Understanding Triage:
The Art of Cardiopulmonary Resuscitation (CPR) in Veterinary Medicine
Understanding Transfusion Medicine in Urgent
Gastrointestinal Emergencies | Renal and Urinary Emergencies
Neurological Emergencies Guide to Wound Care in Urgent and
Author’s Biography:
01
04 06
08
10
12
14
Comprehensive Triage and Initial Patient Assessment: A Step-by-Step Guide
to Understanding Triage:
The concept of triage, derived from the French word "trier," which means "sorting," holds paramount importance in veterinary medicine. It pertains to the systematic sorting and prioritization of patients based on the urgency of their medical condition. In this context, the primary objective is to arrange
Optimal Triage Location:
Selecting the most appropriate triage location within the hospital environment is critical. An immediate treatment and stabilization for critically ill animals. This includes a readily available oxygen supply, materitoring equipment for vital parameters such as electrocardiogram (ECG), blood glucose, and blood pressure, as well as a crash cart containing emergency medical supplies.
Organizing Patients during Triage:
handling. For instance, the color green could denote the most stable patients, while red could signify those triage system is advantageous, as it anticipates and prepares for unforeseen emergent cases that might present at any time.
Breaking down the triage process into three main steps can facilitate clear understanding and seamless execution:
1
Veterinary Technician Assessment:
Initial assessment by a skilled veterinary technician enables swift decision-making regarding the need for immediate doctor evaluation. If necessary, the patient is promptly transferred to the treatment area.
2
Once in the treatment area, a veterinarian performs the primary survey, which involves evaluating the patient's cardiovascular, respiratory, and neurological systems using Primary Survey by Veterinarian:
3
Consent and Initial Diagnostics:
For severely ill patients, obtaining verbal permission or signed medical consent from the owner becomes pivotal. This enables the healthcare team to initiate crucial diagnostics and stabilization procedures without interrupting the veterinarian's involvement in the treatment area.
Primary Survey:
Cardiovascular Assessment:
The cardiovascular system assessment is a central component of the primary survey. It entails an intricate evaluation of key aspects:
Mental responsiveness: Assessing the patient's level of consciousness provides valuable insights into their overall condition.
Heart rate: species and size.
Peripheral perfusion parameters: These include evaluating pulse quality, mucous membrane color, tissue perfusion.
Respiratory Assessment:
Moving on to the respiratory system, the primary survey continues with:
Detecting hypoxemia and hypoventilation: Assessing respiratory function is crucial to identify oxygenation and ventilation issues.
Auscultation of lung sounds: diagnose pulmonary parenchymal issues.
Neurological Assessment:
The neurological assessment concludes the primary survey, encompassing various aspects: A patient's mental responsiveness is indicative of their neurological function.
presence of nystagmus.
Motor function assessment: paresis, paralysis, and proprioceptive abnormalities.
Spinal pain evaluation: about potential spinal cord issues.
Seizures and severe mental status alterations: Immediate intervention is vital for patients experiencing
Secondary Survey:
Comprehensive Examination:
The secondary survey provides a more in-depth examination, covering various aspects of the patient's health:
Reviewing patient history: Gathering detailed information about past medical problems, medications, and relevant patient history aids in developing a comprehensive understanding of the case.
Peripheral lymph node assessment: Evaluating lymph nodes for potential enlargement or abnormalities contributes to the overall diagnostic process.
Abdominal palpation: Palpating the abdomen helps assess for gastrointestinal pain, organ enlargement, or abnormalities.
Musculoskeletal evaluation: swelling, and potential orthopedic issues.
Rectal examination: Rectal examination aids in excluding causes of loose stool and assessing for the presence of hematochezia (bloody stools).
Urogenital assessment: External evaluation of the genitalia and bladder palpation assists in identifying any urinary obstruction or discomfort.
Point-of-Care Diagnostics:
Point-of-care diagnostics encompass two critical components:
1
2
Point-of-Care Ultrasound:
Point-of-Care Blood Work: rians to perform focused assessments of the thorax and abdomen, identifying the presence of underlying conditions such as sepsis, uroperitoneum, and bile peritonitis.
This includes various tests such as packed cell volume (PCV) and total protein (TP) assessment, blood glucose measurement, blood gas analysis, lactate measurement, electrolyte evaluation, organ function, and acid-base balance.
Mastering the art of triage and initial patient assessment is an essential skill for veterinary healthcare encompassing triage categorization, thorough primary and secondary surveys, and the utilization of moments.
The Art of Cardiopulmonary Resuscitation (CPR) in Veterinary Medicine
In the high-stakes world of veterinary medicine, moments of urgency can strike at any time, demanding cradling a limp and unresponsive pet in their arms. In the veterinarian's hands lies the power to initiate Cardiopulmonary Resuscitation (CPR), a life-saving procedure that holds the potential to breathe life back into the seemingly lifeless.
While the notion of reviving a patient after cardiac arrest might appear daunting, CPR is a well-established practice within veterinary clinics. To truly grasp the intricacies of CPR and its varied facets, delving also vital. However, for a comprehensive overview, let's dive into the core components that constitute this essential procedure.
The Power of Preparedness:
At the heart of successful CPR lies preparedness and prevention. Rigorous training forms the bedrock of six months to ensure that competencies remain sharp, given that skills can decline if not practiced regularly.
Strategically positioned and subjected to frequent audits, the crash cart houses an array of indispensable tools and supplies. These encompass essentials such as endotracheal tubes (ET tubes), intravenous (IV) catheters of various gauges and lengths, needles, syringes, critical medications like vasopressors and
The Basics of Life Support:
C A B
Circulation:
Initiating chest compressions at a rate of 100 to 120 beats per minute, with a depth of 1/3 to 1/2 the
Airway:
In instances of primary respiratory arrest, swift airway management is imperative. Intubation and controlled ventilation at a rate of 10 breaths per minute, with a brief inspiratory time of around 1 second, are recommended to maintain optimal oxygenation levels.
Breathing:
Proper ventilation is crucial. While the temptation to hyperventilate may be strong, cautious ventilation is advised. Over-ventilation can lead to cerebral vasoconstriction, ultimately hindering cerebral blood
Advanced Life Support and Strategic Drug Therapy:
Epinephrine:
heart.
Advanced life support (ALS) takes CPR to the next level by incorporating strategic drug therapy and epinephrine.
Atropine:
Vasopressin: Valuable in arrests associated with heightened vagal tone, it helps counterbalance parasympathetic dominance.
Anti-arrhythmic Drugs:
this technique restores normal heart rhythm by applying favored due to their lower energy output, which minimizes the risk of myocardial injury.
In the realm of veterinary emergencies, CPR serves as a rigorous training, and mastering the intricate mechanics of chest compressions, airway management, and controlled enhance their capacity to revive patients on the brink. Through the fusion of basic and advanced life support techniques, along with the strategic administration of
becomes an art that breathes life back into the ailing. With every precise compression and meticulously calculated breath, the spark of life can be reignited, turning the it was once thought to be lost.
Understanding Transfusion Medicine
Transfusion medicine, a critical component of urgent care, can be a complex topic that often raises questions and concerns. Let’s delve into the essentials of transfusion medicine, addressing common inquiries and providing a comprehensive overview of blood types, compatibility testing, transfusion
demystify transfusion medicine and equip you with the knowledge you need.
DEA 1 (-) or strongly to weakly DEA 1 (+), with DEA 1 being highly antigenic.
Among the DEA groups, DEA 1 is particularly relevant due to its antigenicity. Dogs lacking DEA 1 alloantibodies (DEA 1 (-)) are considered universal donors. It's important to note that naturally occurring anti-DEA 1 alloantibodies are absent in DEA 1 (-) dogs, although sensitization can occur. Understanding the dominance of positive or negative phenotypes within other DEA groups, such as DEA 3, 4, 5, and 7, aids in transfusion outcomes.
Ensuring Compatibility: Pre-Compatibility Testing
To ensure a safe transfusion, pre-compatibility testing plays a pivotal role. This process involves blood
DEA 1 is especially immunogenic in dogs, while cats possess naturally occurring alloantibodies that neces-
Several methods for blood typing exist, including gel column testing and immunochromatographic testing. Gel column testing is considered the gold standard and utilizes a dextran-acrylamide gel that separates membrane, immune to autoagglutination, yielding accurate results.
Crossmatching is another key step, ensuring compatibility between donor and recipient blood. Major and matched due to their naturally occurring alloantibodies. For dogs and cats previously transfused, crossmatching remains vital with an appropriate time lapse for alloantibody formation.
Monitoring and Transfusion Reactions
Once compatibility is assured, the transfusion process begins. However, vigilant monitoring is essential to detect potential transfusion reactions. Transfusion reactions can be categorized based on their cause, either immunologic or non-immunologic.
Immunologic reactions include hemolytic reactions, febrile non-hemolytic reactions, and hypersensitivity
Hemolytic reactions, both acute and delayed, can lead to severe clinical signs, such as fever, restlessness, vomiting, shock, and even death. Non-immunologic reactions involve factors like infectious disease transmission, citrate toxicity, circulatory overload, and more.
reactions, each step contributes to the well-being of patients. Armed with this knowledge, healthcare outcomes for their patients in critical moments.
Navigating Cardiovascular and Respiratory Emergencies in Veterinary Medicine
The intricate world of veterinary medicine is often marked by urgency and complexity, demanding a rapid and decisive response to emergencies. Among the myriad critical scenarios that veterinarians encounter, cardiovascular and respiratory emergencies stand out as paramount. Delving into these domains requires a profound understanding of the conditions, thorough diagnostic approaches, and tailored treatment strategies. Let’s discuss cardiovasular and respiratory emergencies, their presentation, diagnostic methodologies, and management, while also touching upon the intricate realm of shock.
Cardiovascular and Respiratory Emergencies: A High-Stakes Arena
Imagine a frantic scene as an 8-year-old neutered Pomeranian named Frankie arrives at your clinic, gasping for breath. His respiratory rate is alarmingly elevated, and his gums exhibit a telltale cyanotic hue. In parallel, consider a cat exhibiting open-mouth breathing, bilateral dull lung sounds, and an uncharacteristically lowered body temperature. These scenarios demand immediate action and precise decision-making.
Case Study: Frankie
collapse, cardiomyopathy, aspiration pneumonia, or non-cardiogenic pulmonary edema. Swift and meticulous examination is crucial, with thoracic radiographs playing a central role in assessing the extent of tracheal collapse and the presence of
cardiomegaly using vertebral heart score measurements and employing ultrasonography to scrutinize Frankie's condition and its underlying causes are imperative steps.
In the pursuit of stabilizing Frankie, the primary objective is to break the cycle of anxiety-driven respiratory distress and provide relief. Administering a mild sedative like butorphanol, coupled with oxygen therapy, helps in calming the patient. Harnessing the
Addressing concerns of aspiration, a broad-spectrum antibiotic like unasyn might be initiated. Collaboration with a specialist to explore potential tracheal stenting is prudent. Completing the clinical picture involves comprehensive blood work and blood pressure assessment, painting a holistic portrait of Frankie's condition.
Mastering the Art of Shock Management
In the intricate realm of shock management, recognition of its various types is pivotal. Shock, marked by inadequate cellular energy production due to compromised tissue perfusion, manifests in diverse forms: hypovolemic, distributive, cardiogenic, obstructive, hypoxic, or metabolic. Each type necessitates a targeted approach for optimal patient care.
Fluid therapy
Fluid therapy emerges as the cornerstone of shock treatment, with balanced crystalloids such as LRS and Normosol R constituting the mainstay. The utilization of hypertonic saline, blood products, albumin, and colloids comes into play for complex cases. The choice of IV catheter hinges on patient requirements, with analysis, are indispensable for evaluating cardiac health amid shock scenarios.
Gastrointestinal Emergencies
Pivoting toward gastrointestinal emergencies, a realm rife with challenges, we encounter the trio of vomiting, regurgitation, and diarrhea. Vomiting, characterized by forceful expulsion of upper GI tract contents, stems from multifarious causes encompassing infections, obstructions, and systemic diseases. Distinguishing between vomiting and regurgitation is pivotal for accurate diagnosis. Diagnostic tools encompass thoracic and abdominal radiographs, abdominal ultrasound, blood work, and urinalysis. Treatment strategies hinge on the severity and underlying factors, with anti-emetics having central roles.
permeability and deranged motility, yielding a rich tapestry of causes ranging from infections and therapy while diagnostic processes unfold. Antibiotic use remains contentious and should be judiciously burgeoning role in modern veterinary practice.
In the dynamic landscape of veterinary medicine, cardiovascular, respiratory, and gastrointestinal emergencies present unique challenges demanding prompt, focused interventions. Veterinary professionals armed with a deep understanding of these intricate scenarios and the latest treatment modalities are poised to provide optimal care to their cherished animal companions.
Renal and Urinary Emergencies
Let’s start with a concise overview of renal anatomy before delving into two of the most prevalent urinary
Understanding Renal Anatomy: A Quick Glance
Visualize the kidney as a bean-shaped organ nestled in the retroperitoneal cavity of the abdomen. Its structure comprises an outer cortex, a central medulla divided into outer and inner segments, and a papilla situated at the tip of the inner medulla. This papilla empties urine into minor and major calyces. Urine, created in both the renal cortex and medulla, then progresses from the calyces to the renal pelvis
Unveiling Common Urinary Emergencies
Pollakiuria: Frequent, abnormal urination throughout the day.
Dysuria:
Hematuria: Blood in the urine.
Stranguria: Slow, painful urination or straining to pass urine.
Diagnosis
Diagnosis involves lab tests, imaging (radiographs and ultrasound), and specialty testing if needed. Treatment hinges on the underlying cause. Prognosis varies but is often guarded.
In sum, renal and urinary emergencies are a complex realm within veterinary medicine. A solid grasp of anatomy, quick recognition of signs, and precise diagnostic and therapeutic approaches are the lives of pets and their caregivers.
Addressing Urethral Obstruction: Diagnosis and Management
protein, renal panel, electrolyte assessment, and urinalysis. Radiographs can also rule out stones. Treatment involves correcting dehydration, sedation for urinary catheter placement, and antibiotic
Exploring Acute Kidney Injury (AKI)
are three categories: hemodynamic/pre-renal, renal parenchymal/intrinsic, and post-renal due to obstruction or diversion.
Insult: Initial renal injury.
Initiation: Cellular damage, often reversible.
Extension: Clinical derangements.
Maintenance: Balance between cell death and regeneration.
Recovery: GFR improvement.
In sum, renal and urinary emergencies are a complex realm within veterinary medicine. A solid grasp of their caregivers. By
Diagnosis involves lab tests, imaging (radiographs and ultrasound), and specialty testing if needed. Treatment hinges on the underlying cause. Prognosis varies but is often guarded.
Neurological Emergencies
Neurologic Evaluation and Assessment
Neurological issues in pets can arise suddenly and require rapid evaluation and intervention. Understanding how to assess and localize neurologic abnormalities is crucial for making accurate diagnoses and implementing timely treatments. Let’s delve into the essential components of neurologic evaluation in an
Mentation Assessment: Deciphering Brain and Brainstem Function
responsiveness can provide critical information about the location of the lesion within the central nervous Abnormal mentation, such as obtundation, stupor, or coma, indicates dysfunction in either the cerebrum or brainstem. Deciphering the source of the lesion is essential for accurate diagnosis.
Gait and Posture Evaluation: Indicators of Central Nervous System Dysfunction
Analyzing gait and posture can provide valuable insights into the site of neurological impairment. Obsersystem, allowing for more accurate localization and diagnosis.
Cranial nerve assessment is an integral part of neurological evaluation. A comprehensive evaluation of the twelve cranial nerves can reveal dysfunction and provide clues about the location of the lesion. Testing
Proprioceptive placement is a simple test that helps evaluate the integrity of peripheral nerves, the spinal context of neurologic assessment.
gain valuable information about the location of spinal cord lesions and the nature of motor neuron damage.
management is crucial to ensure optimal healing and prevent complications. This guide delves into the management, antimicrobial selection, and more.
infected. Clean wounds are those created under sterile conditions, such as surgical incisions. Clean contaminated wounds have minor breaches in aseptic technique, often related to controlled entry into body cavities during procedures. Contaminated wounds result from traumatic injuries with bacterial contamination, and infected wounds are characterized by the presence of pathogens.
Exploring the Phases of Wound Healing:
cells, which remove debris and initiate tissue healing. The proliferation phase, around 4 days post-injury, involves angiogenesis, granulation tissue formation, and wound contraction. Maturation, beginning after note that healed wounds are not as strong as original tissue, with scars being about 80% as strong.
Initial Wound Assessment:
When a patient presents with a wound, it's crucial to gather information about the wound's origin and evaluate the patient's stability. Wearing gloves is a must, and any active bleeding or drainage should be addressed immediately. Wound extent should be carefully assessed, especially for potential deeper penetration in cases of bite wounds or gunshot injuries.
Debridement and Lavage:
Debridement and lavage are key steps in wound management. Debridement involves removing necrotic and damaged tissue, while lavage removes foreign material, debris, and bacteria. Isotonic solutions like lactated Ringer's or normal saline are common lavage options. It's important to switch from adherent to non-adherent dressings as the wound progresses and granulation tissue forms. Proper bandaging and protection with e-collars are vital to wound healing.
Antimicrobial Therapy and Selection:
Antimicrobial therapy is crucial to prevent infection. Wound pathogens often include Staphylococcus spp., Streptococcus spp., and various gram-negative organisms. Initial therapy should cover a broad spectrum, and obtaining culture samples before starting antibiotics is recommended. Consult a surgeon for large wounds or complicated cases, as negative pressure wound therapy or wound "vac" might be needed. By
Drain Placement and Additional Modalities:
therapy and low-level laser light therapy are alternative wound care modalities worth considering, as they can aid healing and reduce complications.
Harnessing the Power of Manuka Honey:
Manuka Honey is a revolutionary wound healing solution. It promotes expedited healing, aids in debridement, optimizes cellular growth, and contributes to less scarring. Infused into non-adherent acetate and provide the best possible care for patients with wounds.
References
(Eds.). (2018). Textbook of small animal emergency medicine.
Monitoring and Procedures for Small Animal Emergency and Critical Care (2nd ed.). Wiley.
Animal Critical Care Medicine (3rd ed.). Elsevier.
Biography:
Author’s
Dr. RichardsonNatosha
graduated from the Royal Veterinary College in London, England, in 2015. Returning to her home
Specialists in Lexington. During this time, Dr. Richardson's interest in emergency medicine blossomed, prompting her to pursue a 3-year Small Animal Emergency and Critical Care residency at the Allegheny Veterinary Emergency and Trauma Specialty Center. She is now a Diplomate of the American College of Veterinary Emergency and Critical Care.
After completing her residency, Dr. Richardson moved to Maryland, where she played a pivotal role in expanding the emergency and Critical Care service at PetER and Chesapeake Veterinary Referral Center. Collaborating closely with multi-disciplined specialists, she ensured comprehensive care for her patients. Her dedication extended to training and mentoring Emergency and Critical Care Specialty Interns.
positive culture and delivering superior regional specialty veterinary care, Dr. Richardson joined the New River Veterinary Specialists’ team.
Dr. Richardson's professional interests encompass areas such as polytrauma, acute kidney injury, renal replacement therapies, and the management of septic patients. She places a strong emphasis on providing continuous education and maintaining open lines of communication with the referring community. Her passion for teaching extends to technicians, interns, and emergency doctors, and she eagerly anticipates her growth alongside the New River team.
Disclaimer:
Through Vet Candy, Dr. Natosha Richardson received compensation from
