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  2. Orthostatic headache - Wikipedia

    en.wikipedia.org/wiki/Orthostatic_headache

    Orthostatic headache is a medical condition in which a person develops a headache while vertical and the headache is relieved when horizontal. [1] [2] Previously it was often misdiagnosed as different primary headache disorders such as migraine or tension headaches. Increasing awareness of the symptom and its causes has prevented delayed or ...

  3. The International Classification of Headache Disorders (ICHD) is a detailed hierarchical classification of all headache-related disorders published by the International Headache Society. [1] It is considered the official classification of headaches by the World Health Organization , and, in 1992, was incorporated into the 10th edition of their ...

  4. ICHD classification and diagnosis of migraine - Wikipedia

    en.wikipedia.org/wiki/ICHD_classification_and...

    Under the category of headache attributed to a substance or its withdrawal, the ICHD specifies the diagnostic criteria for oestrogen-withdrawal headache (8.4.3, G44.83 and Y42.4), and suggests that both that diagnosis and one of the menstrual migraine diagnoses be used in case of migraines related to oestrogen withdrawal occurring mainly at ...

  5. NIH classification of headaches - Wikipedia

    en.wikipedia.org/.../NIH_classification_of_headaches

    After migraine, the most common type of vascular headache is the "toxic" headache produced by fever. Other kinds of vascular headaches include cluster headaches , which are very severe recurrent short lasting headaches, often located through or around either eye and often wake the patients up at the same time every night.

  6. Cerebrospinal fluid leak - Wikipedia

    en.wikipedia.org/wiki/Cerebrospinal_fluid_leak

    The most common symptom of a spinal CSF leak is a fast-onset, extremely painful orthostatic headache. [23] [25] This headache is usually made worse by standing and typically becomes prominent throughout the day, with the pain becoming less severe when lying down. [26] Orthostatic headaches can become chronic and disabling to the point of ...

  7. Diagnosis code - Wikipedia

    en.wikipedia.org/wiki/Diagnosis_code

    The diagnoses codes in particular the Principal Diagnoses and Additional Diagnoses can significantly affect the total funding that a hospital may receive for any patient admitted. [5] Ethically, this highlights the fact that the assignment of the diagnoses code can be influenced by a decision to maximize reimbursement of funding.

  8. Sporadic hemiplegic migraine - Wikipedia

    en.wikipedia.org/wiki/Sporadic_hemiplegic_migraine

    Sporadic hemiplegic migraine (SHM) is a form of hemiplegic migraine headache isolated cases of which are observed. [1] It is a rare disease . It is considered to be a separate type of migraine.

  9. Occipital neuralgia - Wikipedia

    en.wikipedia.org/wiki/Occipital_neuralgia

    Patients presenting with a headache originating at the posterior skull base should be evaluated for ON. This condition typically presents as a paroxysmal, lancinating or stabbing pain lasting from seconds to minutes, and therefore a continuous, aching pain likely indicates a different diagnosis. Bilateral symptoms are present in one-third of cases.