DiagnosisDude
Skip to content
  • Home
  • About
    • Acknowledgements
    • Bio
      • Publications (a partial list)
    • Disclaimer
    • Intro To Diagnosis
    • Nutshells (Index)
      • 2° Syphilis [as cause of hair loss]
      • Abdominal Aortic Aneurysm (ruptured)
      • Active Tuberculosis
      • Acute Blood Loss (& type of Anemia)
      • Acute Bronchitis
      • Acute Glaucoma
      • Acute Hepatitis (as cause of Polyarthralgias)
      • Acute Labyrinthitis (Vestibular Neuritis)
      • Acute M.I. (presenting with severe SOB)
      • Adenoid Enlargement
      • AIDS-Related Illnesses
      • Alcoholism (as cause of high MCV)
      • Allergic Conjunctivitis (contact allergy)
      • Allergic Conjunctivitis (seasonal allergy)
      • Allergic Rhinitis
      • Allergic Rhinopharyngitis (causing Sore Throat)
      • Alopecia Areata
      • Altered Mental Status / Coma / Seizure
      • Anaphylaxis — Life-Threatening
      • Anaphylaxis-
      • Anemia
      • Anemia of Chronic Disease (ACD)
      • Angina / MI (as cause of Epigastric Pain)
      • Angioedema
      • Ankylosing Spondylitis (Sacroiliitis)
      • Anxiety
      • Appendicitis
      • Appendicitis — Early
      • Asthma (as cause of Chronic Cough)
      • Asthma / COPD — Life-Threatening
      • Asthma / COPD Exacerbation
      • Asthma without Cough
      • Atopic Dermatitis / Eczema
      • Atypical Pneumonias
      • B19 Parvovirus
      • Bacterial Conjunctivitis
      • Bacterial Pharyngitis (not Strep Throat)
      • Beginning of Chronic Headache
      • Behçet’s Syndrome
      • Bell’s Palsy
      • Benign Paroxysmal Positional Vertigo (BPPV)
      • Biliary Tract Disease (acute)
      • Bladder Infection (as a cause of Abdominal Pain)
      • Bone Disease (Spine)
      • Bowel Obstruction
      • Breast Disorders (as cause of Chest Pain)
      • Bug Bites
      • Carbon Monoxide Poisoning
      • Celiac Disease
      • Cerumenosis (as cause of ear pain)
      • Chest Wall Pain
      • Chlamydial Conjunctivitis
      • Cholesteatoma
      • Chronic Bronchitis
      • Chronic Cluster Headache
      • Chronic Migraine
      • Chronic Sinusitis
      • Cirrhosis
      • Cluster Headache
      • Colon Cancer (as cause of Chronic Diarrhea)
      • Common Cold (URI)
      • Conjunctival Foreign Body
      • Constipation
      • Contact Lens Pain
      • Conversion Reaction (as cause of LOC)
      • Corneal Abrasion
      • Corneal Ulcer / Keratitis
      • Coronary Artery Disease
      • Deep Throat Infection (causing pharyngitis)
      • Depression
      • Deviated Nasal Septum
      • Diabetic Ketoacidosis (causing abdominal pain)
      • Diphtheria
      • Discoid Lupus
      • Disseminated Gonorrhea (tendonitis)
      • Dissociative State
      • Diverticulitis
      • Dyspepsia
      • Ear Conditions (as causes of Vertigo)
      • Ectopic Pregnancy / Threatened Abortion
      • Emphysema
      • Endocarditis (as cause of Arthralgias)
      • Epidural Compression (abscess or metastasis)
      • Epidural Hematoma
      • Episcleritis
      • Esophageal cause of Chest Pain
      • Eustachian Tube Dysfunction
      • Female-Pattern Hair Loss
      • First Episode of Recurrent Headache
      • Folic Acid (Folate) Deficiency [in anemia]
      • Folliculitis
      • Folliculitis / Cellulitis Scalp (causing hair loss)
      • Foreign Body Aspiration
      • Furuncle (as cause of ear pain)
      • Gastric Cancer
      • Gastritis
      • Gastroenteritis — NOT !!!!!
      • GERD (as cause of Chronic Cough)
      • GERD (as cause of chronic Sore Throat)
      • GERD (as cause of Epigastric Pain)
      • Gonorrheal Conjunctivitis
      • Gonorrheal Pharyngitis
      • Gout
      • Granulomatous Disorders (Nose)
      • Hair Loss — [very] Rare Causes
      • Heart Failure
      • Heart Failure – Acute (as cause of severe SOB)
      • Hemolytic Anemia
      • Hepatitis (acute)
      • Hepatitis B (arthralgias)
      • Hepatitis C (arthralgias)
      • Hernia
      • Hernia – Strangulated
      • Herniated Disk
      • Herpes Simplex Pharyngitis
      • Herpes Zoster (Shingles)
      • Herpes Zoster Oticus (8th Cranial Nerve)
      • HIV & Chronic Diarrhea
      • Hypersensitivity Pneumonitis
      • Hypertension as Cause of Headache
      • Hyperventilation (as cause of LOC)
      • Hypothyroidism (as cause of Anemia)
      • Idiopathic Intracranial Hypertension
      • Inflammatory Bowel Disease (as cause of arthritis)
      • Inflammatory Bowel Disease (IBD)
      • Influenza & Other Febrile Illnesses (as cause of H/A)
      • Influenza (& other Lower Respiratory Tract Viruses)
      • Interstitial Lung Disease (ILD)
      • Intestinal Ischemia / Thrombosis
      • Intra-Abdominal Disease (as cause of low back pain)
      • Iritis / Uveitis
      • Iron Deficiency
      • Irritable Bowel Syndrome (IBS) & Abdominal Pain
      • Irritable Bowel Syndrome (IBS) & Diarrhea
      • Irritating Symptom Elsewhere
      • Labyrinthine Concussion
      • Lactose Intolerance
      • Laryngopharyngeal Reflux (?!?)
      • Lead Poisoning (as cause of anemia)
      • Lice — Pubic Lice
      • Lice — Body Lice
      • Liver Disease as cause of Macrocytosis (MCV >100 fL)
      • Lung Cancer (as cause of Chest Pain)
      • Lung Cancer (as cause of Chronic Cough)
      • Lyme Arthritis
      • Lyme Disease (& W/U of Facial Palsy)
      • Lyme Disease Overview (with focus on Facial Palsy)
      • Lyme Disease Overview (with focus on joints)
      • Malabsorption
      • Male-Pattern Hair Loss
      • Mania — DSM-4 Criteria
      • Mass Lesions (as cause of Chronic H/A)
      • Mastocytosis
      • Mastoiditis (as cause of Ear Pain)
      • Medications (as cause of high MCV)
      • Medications (causing chronic diarrhea)
      • Medications / Drugs / Toxins (as cause of H/A)
      • Melkersson-Rosenthal Syndrome
      • Meniere’s Disease
      • Meningitis & CNS Infections
      • Migraine
      • Migrainous Vertigo
      • Mittelschmerz and Dysmenorrhea
      • Mixed Connective Tissue Disease
      • Mononucleosis
      • Multiple Sclerosis (as cause of Vertigo)
      • Muscle Strain (abdominal)
      • Mycoplasma Pharyngitis [??]
      • Myelodysplasia (as cause of high MCV)
      • Myocardial Ischemia / Acute M.I. (as cause of SOB)
      • Narrow-Angle Glaucoma
      • Nasal Causes of Headache
      • Nasal Foreign Body
      • Nasal Lesions (acute)
      • Nasal Polyps
      • Nasal Tumors
      • Neck Strain or Sprain (as cause of H/A)
      • Neurosarcoidosis
      • Neutropenia (as cause of Sore Throat)
      • Optic Neuritis
      • Osteoarthritis (OA)
      • Otitis Externa
      • Otitis Media
      • Ovarian Disease
      • Pancreatitis
      • Paraneoplastic Syndrome (presenting with Arthralgias)
      • Parasites (Intestinal)
      • Pelvic Inflammatory Disease (PID)
      • Peptic Ulcer Disease (PUD)
      • Perforated Nasal Septum
      • Pericarditis
      • Perilymphatic Fistula
      • Peritonitis
      • Peritonsillar Abscess (PTA)
      • Pertussis
      • Pheochromocytoma
      • Physiologic Headache
      • Pleural Effusion
      • Pleurisy / Pleuritis
      • Pneumonia
      • Pneumonia (as cause of Chest Pain)
      • Pneumonia (as cause of Dyspnea)
      • Pneumonia (causing Abd. Pain)
      • Pneumonia Guidelines
      • Pneumothorax
      • Post-Cholecystectomy Diarrhea
      • Post-Viral Bronchospasm
      • Primary (Acute) HIV
      • Primary HIV (as a cause of Facial Palsy)
      • Pseudogout
      • Psoriasis (as cause of hair loss)
      • Psoriatic Arthritis
      • Pterygium (Inflamed)
      • Pulmonary Embolism (as cause of Acute Dyspnea)
      • Pulmonary Embolism (as cause of Chest Pain)
      • Pyelonephritis vs. Renal Colic
      • Rabies (as cause of Pharyngitis)
      • Reactive Arthritis
      • Recurrent Corneal Abrasion
      • Relapsing Polychondritis
      • Renal Infarct
      • Rheumatic Fever
      • Rheumatoid Arthritis (RA)
      • Rhinitis Medicamentosa
      • Rib Fracture (Pathologic)
      • Rocky Mountain Spotted Fever
      • Sarcoidosis (as cause of arthritis)
      • Scabies
      • Scleritis
      • Scleroderma
      • Seborrheic Dermatitis (cause of hair loss)
      • Secondary Syphilis (as cause of Pharyngitis)
      • Seizure (Complex Partial)
      • Seizure (Generalized) — causing recent LOC
      • Sepsis (presenting as Acute SOB)
      • Septic Arthritis
      • Shock (as cause of acute, severe SOB)
      • Sideroblastic Anemia
      • Sinusitis (Acute)
      • Sjögren’s Syndrome (SS)
      • Space-Occupying Lesions
      • Special Headaches
      • Spinal Stenosis
      • Still’s Disease — Adult
      • Strain / Sprain (Low Back)
      • Strep Throat
      • Stroke (as cause of Vertigo)
      • Stroke with Facial Palsy
      • Subarachnoid Hemorrhage
      • Subconjunctival Hemorrhage
      • Syncope
      • Systemic Lupus Erythematosus (Lupus; SLE)
      • T.I.A. of Brainstem / Cerebellum (as cause of Vertigo)
      • TB / Fungal Arthritis
      • Telogen Effluvium
      • Temporal Arteritis
      • Temporal-Mandibular Joint Syndrome (“TMJ”)
      • Tension Headache
      • Testicular Disease
      • Thalassemia Minor (Trait)
      • Thoracic Aortic Aneurysm
      • TIA (basilar artery) — as [rare] cause of recent LOC
      • Tinea Capitus
      • Tinea Corporis (Ringworm)
      • Tracheal Disease
      • Tracheitis
      • Traction Alopecia
      • Transient Global Amnesia
      • Tricotillomania
      • Tularemia (as cause of Pharyngitis)
      • Urticaria
      • Uterine Conditions (as cause of Abdominal Pain)
      • Vasculitis (presenting with Arthralgias)
      • Vertebral Artery Dissection
      • Viral Conjunctivitis
      • Viral Pharyngitis
      • Vitamin B12 Deficiency
      • von Willebrand Disease
    • XtraMisc.
      • “NOS” = “Not Otherwise Specified”
      • “Zebras”
      • 2-Step Tuberculin Testing (aka “Booster Testing”)
      • 24-Hour Urinalysis
      • Afferent Pupillary Defect (“APD”)
      • Anecdote (“constipado”)
      • Antibiotic Doses
      • Auras (before Seizures)
      • BCG Vaccine
      • Calculating Serum Globulins
      • Chief Complaint
      • Cirrhosis — Distended Abdominal Veins
      • Clinical Clues to Undiagnosed HIV Infection
      • Coronary Risk Factors
      • Dix-Hallpike Test (for Vertigo)
      • Eating Disorders — Screening Tools
      • Eosinophilia
      • Epley Maneuver (to treat Vertigo)
      • Factitious Motor Weakness
      • Hair Loss — Pictures
      • Hairy Leukoplakia
      • Hb Electrophoresis in ß-Thal + Iron Deficiency: Example
      • Hepatitis A, B, C — Natural History
      • HIV — Oral Manifestations
      • HIV — Some Rashes
      • Horrible Practice
      • Horror Story
      • Isoniazid (INH) for Latent TB Infection
      • Koplik’s Spots
      • Left Supraclavicular Node
      • Microbiology — (very) Brief Review
      • Mini-Cog Test for Dementia
      • Mini-Mental Status Lawsuit ???
      • MRI — Contraindications
      • Percussing the Abdomen
      • Pinhole !
      • Postural Vital Signs
      • R/O Stroke in Patient w/ Active Vertigo
      • Risk Factors for Coronary Artery Disease
      • ß-Thalassemia & co-existing Iron Deficiency
      • Sad Story
      • Scabies — Some Pictures
      • Schober Test (for Ankylosing Spondylitis)
      • Screening Low-Prevalence Populations — DON’T !!!
      • Spider Angiomata
      • Suicide — Assessing Potential Lethality
      • Syphilis — Some Manifestations
      • TB – Chest X-Rays
      • Thalassemia and Genetic Implications in Pregnancy
      • Thrush
      • Thyroid Disorders — Symptoms
      • Thyroid Physiology — Feedback Loops
      • Tricuspid Regurgitation (TR)
      • Tuning Fork Tests — Weber & Rinne
      • Unethical (?) Anecdote
  • Reference Tables (scroll)
    • Abdominal Pain
      • Chronic Abdominal Pain
      • Diffuse / Periumbilical Abdominal Pain
      • Flank Pain
      • Lower Abdominal Pain
      • Upper Abdominal Pain
    • Anemia
    • Arthralgias / Arthritis
      • Mono- / Oligo-articular Arthritis
      • Polyarthralgias (Symmetrical Small-Joint)
    • Back Pain
    • Bell’s Palsy
    • Bruising / Bleeding
    • Chest Pain
    • Cough
      • Acute Cough
      • Chronic Cough
    • Depression
    • Diarrhea
      • Acute Diarrhea
      • Chronic Diarrhea
    • Dyspnea
      • Acute Dyspnea
      • Chronic Dyspnea
      • Life-Threatening Dyspnea
    • Dysuria
      • Dysuria (men)
      • Dysuria (women)
    • Ear Pain
    • Edema
    • Eye
      • Blunt Eye Trauma
      • Red Eye
    • Fatigue / “Weakness”
    • Fever
    • H.I.V. — Case Finding & Diagnosis
    • Hair Loss
    • Headache
      • Acute Headache
      • Chronic Headache
      • Recurrent Headache
    • Hepatitis
      • Acute Hepatitis
      • Alkaline Phosphatase Elevation
      • Chronic Hepatitis / Elevated LFTs
      • Hepatitis B — Chronic
      • Hepatitis C — Work-Up
    • Hypertension — 2º Causes
    • Infectious Diseases (Bugs & Drugs)
      • Head & Neck Infections
      • Lower Respiratory Tract Infections
      • Skin & Soft Tissue Infections
      • UTI’s, Diverticulitis, PID
    • Loss of Consciousness (LOC)
    • Musculoskeletal Structures (how to distinguish)
    • Nasal Congestion
    • Nausea / Vomiting
    • Pruritis (Itching) — Diffuse
    • Sore Throat
    • Syphilis
    • Thyroid
      • Hyperthyroidism — Low TSH
      • Hypothyroidism — High TSH
      • Thyroid Function Tests
    • Tuberculosis
      • Active TB
      • Latent Tuberculosis Infection (LTBI)
      • TB — Overview (incl. Who to Test)
    • Vertigo
    • Weight Gain
    • Weight Loss
  • WELCOME

Chronic Headache

Dangerous

  • Mass Lesion / Subdural Hematoma / Hydrocephalus
  • Idiopathic Intracranial Hypertension
  • Temporal Arteritis
Not Dangerous (Usually)

  • Tension Headache
  • Chronic Cluster Headache
  • Chronic Migraine
  • Allergic Rhinitis; Sinusitis
  • Neck Sprain or Strain
  • Medications / Drugs / Toxins
  • Irritating Symptom Elsewhere in Body
  • Depression

Like this:

Like Loading...
  • A Blog For:

    Nurse Practitioner, Physician Assistant, and Medical Students;
    Clinicians Young, Old, Retired (& tired);
    Allied (& opposition) Health Professions;
    and maybe some Patients (lawyers too?)

  • Symptoms (Prior Posts)

  • Enter your email address to follow this blog and receive notifications of new posts by email.

  • Info

    • Register
    • Log in
    • Entries feed
    • Comments feed
    • WordPress.com
Blog at WordPress.com.
  • Follow Following
    • DiagnosisDude
    • Join 243 other followers
    • Already have a WordPress.com account? Log in now.
    • DiagnosisDude
    • Customize
    • Follow Following
    • Sign up
    • Log in
    • Copy shortlink
    • Report this content
    • View post in Reader
    • Manage subscriptions
    • Collapse this bar
%d bloggers like this: