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Understanding Respiratory Disorders Study Guide

This guide covers the pathophysiology, clinical manifestations, and critical emergencies associated with common pediatric respiratory disorders. It includes detailed explanations of conditions such as Respiratory Distress Syndrome (RDS), croup, epiglottitis, bronchiolitis, and Respiratory Syncytial Virus (RSV), highlighting key differences and diagnostic indicators. Essential for understanding the unique challenges of respiratory illnesses in children.

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Pathophysiology of Cardiac and Circulatory Disorders

Pediatric Congenital Heart Defects Pathophysiology

  • Abnormal Shunting of Blood
  • L to R shunts
  • R to L shunts
  • Cyanotic vs Acyanotic Disorders
  • Patent Ductus Arteriosus
  • Atrial Septal Defects
  • Ventricular Septal Defects
  • Pulmonary Vascular Resistance
  • Eisenmenger complex
  • Congestive Heart Failure

Myocardial Infarction and Angina Overview

Notes regarding Myocardial Infarction, Unstable Angina, NSTEMI, and STEMI.

  • Myocardial Infarction
  • Unstable Angina
  • NSTEMI

Disorders of Coronary Artery Disease Function

Overview of coronary artery disease including acute coronary syndrome, chronic ischemic heart disease, atherosclerosis, and plaque stability.

  • Coronary artery disease
  • Atherosclerosis
  • Acute coronary syndrome
  • Chronic ischemic heart disease
  • Stable plaque
  • Unstable plaque
  • Thrombus formation
  • Troponin
  • CK-MB
  • T wave inversion
  • NSTEMI
  • Q waves
  • Silent Ischemia

Circulatory Failure and Types of Shock

Shock is a life-threatening condition defined by inadequate perfusion to body tissues resulting from decreased cardiac output or maldistribution of blood flow.

  • Cardiogenic shock
  • Hypovolemic shock
  • Distributive shock
  • Obstructive shock
  • Neurogenic shock
  • Anaphylactic shock
  • Septic shock
  • Sympathetic nervous system activation
  • Compensatory mechanisms
  • Clinical manifestations
  • Cellular hypoxia
  • Multiple organ dysfunction syndrome (MODS)
  • Disseminated Intravascular Coagulation (DIC)
  • Systemic inflammatory response syndrome

Pathophysiology of Respiratory Disorders and Infections

Disorders of Pulmonary Ventilation and Gas Exchange

Pathophysiology, causes, cellular effects, and clinical manifestations of hypoxemia, hypercapnia, hemothorax, atelectasis, and pneumothorax.

  • Hypoxemia
  • Hypercapnia
  • Hemothorax
  • Atelectasis
  • Diffusion impairment
  • V/Q mismatch
  • Anaerobic metabolism
  • Lactic acidosis
  • Respiratory acidosis
  • Alveolar collapse
  • Pleural space
  • Tension pneumothorax

Pediatric Respiratory Disorders and Pathophysiology

This document outlines the pathophysiology, clinical manifestations, and emergencies associated with respiratory distress syndrome, croup, epiglottis, bronchiolitis, and respiratory syncytial virus.

  • Respiratory Distress Syndrome
  • Surfactant deficiency
  • Alveolar collapse
  • Laryngotracheobronchitis
  • Epiglottis
  • Airway obstruction
  • Bronchiolitis
  • Respiratory Syncytial Virus
  • Hypoxemia
  • Tachypnea
  • Retractions

Pathophysiology of Respiratory Infections

Respiratory infections including pneumonia, tuberculosis, fungal infections, and Covid-19 cause inflammation, impaired gas exchange, and various clinical manifestations.

  • Pneumonia pathophysiology
  • Alveolar consolidation
  • Hypoxemia
  • Tuberculosis airborne precautions
  • Mycobacterium tuberculosis
  • Granuloma formation
  • Latent vs active TB
  • Valley Fever coccidioides species
  • SARS-CoV-2 pathophysiology
  • ACE2 receptors
  • Silent hypoxia
  • Nursing assessment for respiratory infections

Pathophysiology of Respiratory Disorders

This document details the pathophysiology, clinical manifestations, and emergencies associated with asthma, COPD, pulmonary arterial hypertension, ARDS, cystic fibrosis, and pulmonary embolism.

  • Asthma
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Chronic Bronchitis
  • Emphysema
  • Pulmonary Arterial Hypertension
  • Acute Respiratory Distress Syndrome (ARDS)
  • Cystic Fibrosis
  • Pulmonary Embolism
  • Pathophysiology
  • Clinical manifestations
  • Bronchoconstriction
  • Airway hyperresponsiveness
  • Alveolar destruction
  • Right ventricular hypertrophy
  • Noncardiogenic pulmonary edema
  • Defective chloride transport
  • Ventilation-perfusion mismatch

Pathophysiology of Cardiac, Respiratory, and Hematologic Disorders

Pathophysiology of Cardiovascular and Respiratory Disorders

An examination blueprint covering the pathophysiology, clinical manifestations, and nursing considerations for disorders of blood flow, cardiac function, respiratory systems, and hematology.

  • Dyslipidemia
  • Atherosclerosis
  • Aortic aneurysms
  • Aortic dissection
  • Arterial occlusion
  • Venous insufficiency
  • Stasis dermatitis
  • Venous ulcers
  • Hypertension
  • Target-organ damage
  • Coronary artery disease
  • Acute coronary syndrome
  • Chronic ischemic heart disease
  • Myocardial infarction
  • Unstable angina
  • NSTEMI
  • Heart failure
  • Systolic and diastolic heart failure
  • Frank-Starling mechanism

Pathophysiology of Cardiovascular, Respiratory, and Hematologic Disorders

Disorders of Red Blood Cells

This document discusses causes and clinical manifestations of iron deficiency and Vitamin B12 deficiency.

  • Iron deficiency causes
  • Pica
  • Vitamin B12 (cobalamin)
  • DNA synthesis
  • Megaloblastic anemia
  • Demyelination of spinal cord
  • Intrinsic factor
  • Malabsorption

Disorders of Hematopoiesis and Hemostasis

The stepwise process of hemostasis involves vessel vasoconstriction, platelet plug formation, the coagulation cascade, and fibrin plug formation.

  • Hemostasis
  • Coagulation cascade
  • Intrinsic pathway
  • Extrinsic pathway
  • Common pathway
  • Platelet plug formation
  • Fibrin plug formation
  • Hypercoagulability
  • Thrombocytosis
  • Thrombopoietin
  • Natural anticoagulants
  • Protein C and S

Neutropenia and Aplastic Anemia Pathophysiology

This content discusses neutropenia pathophysiology, clinical manifestations, and causes, alongside aplastic anemia resulting from bone marrow stem cell failure and pancytopenia.

  • Neutropenia
  • Leukopenia
  • Absolute neutrophil count (ANC)
  • Agranulocytosis
  • Pancytopenia
  • Cyclic neutropenia
  • Autoimmune neutropenia
  • Febrile neutropenia
  • Aplastic anemia
  • Thrombocytopenia
  • Anemia

Overview of Hematopoietic Disorders

Hematopoietic disorders result from a deficiency or over proliferation of leukocytes, including infectious mononucleosis, lymphomas, and leukemias.

  • Hematopoietic disorders
  • Infectious Mononucleosis
  • Epstein-Barr virus (EBV)
  • Cytomegalovirus (CMV)
  • Lymphadenopathy
  • Hodgkin Lymphoma
  • Non-Hodgkin Lymphoma
  • Reed-Sternberg Cells
  • Leukemias
  • Chronic Myelogenous Leukemia (CML)
  • Acute Lymphocytic Leukemia (ALL)
  • Chronic Lymphocytic Leukemia (CLL)
  • Multiple Myeloma
  • CRABBI manifestations
  • EBV (Epstein-Barr virus)
  • CMV (cytomegalovirus)

Thrombocytopenia and Disseminated Intravascular Coagulation

This material covers platelet bleeding disorders including thrombocytopenia and the coagulation disorder disseminated intravascular coagulation (DIC).

  • Thrombocytopenia
  • Decreased platelet production
  • Splenic Sequestration
  • Disseminated Intravascular Coagulation (DIC)
  • Extrinsic Pathway activation
  • Intrinsic pathway activation
  • Thrombin generation
  • Fibrin formation
  • Microthrombi formation
  • Purpura
  • Splenomegaly
  • Tissue ischemia
  • Hemolytic anemia

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