32 results
ctchest radiology radiologyassistant langerhanscellhistiocytosis lch diagnosis menstrualcycle cystic ovariancycle signs symptoms comparison langerhans pituitary cavitary cxr differential late microscopy pathology
Differential diagnosis of Langerhans cell histiocytosis. Nodular LCH: - Sarcoidosis: perilymphatic distribution. - Metastases: random distribution. Cystic LCH: - LAM: round
Langerhans cell histiocytosis ... Nodular LCH: - Sarcoidosis ... Cystic LCH: - LAM ... central dot. - LIP #Clinical
Sellar / Pituitary Mass - Differential Diagnosis Algorithm Adenoma - Primary Anterior Pituitary - Secreting
• TSH • LH ... Langerhan's Cell • Histiocytosis ... Diagnosis #Algorithm #endocrinology
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview LH and FSH are required for follicular development and
Brief Overview LH ... granulosa cells - LH ... -> Inhibit FSH/LH ... #OvarianCycle #pathophysiology ... #menstruation #endocrinology
Low Attenuation pattern (2) 1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... (LCH): multiple ... #Clinical #Radiology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained Around Day 14, estrogen exerts sudden +++ positive feedback
understood) -> surge in LH ... production and release LH ... 36 hours after LH ... #OvarianCycle #pathophysiology ... #Ovulation #endocrinology
Feedback Loop: Prolactin (PRL) • PRL levels exhibit diurnal, menstrual, and age-related variation • TRH has
secretion -> Decr FSH/LH ... #FeedbackLoop #endocrinology ... #pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Luteal Phase Explained • The LH surge can be thought
Explained • The LH ... Day 14 surge in LH ... GnRH, FSH, and LH ... #OvarianCycle #pathophysiology ... #LutealPhase #endocrinology
Menstrual Cycle Physiology: The Hypothalamic-Pituitary-Ovarian Axis Estrogen, when released: • Negatively feeds back on the hypothalamus and
pituitary to Increased LH ... MenstrualCycle #pathophysiology ... HypothalamicPituitary #endocrinology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Pathogenesis and Clinical ... Hyperthyroidism #endocrinology ... #pathophysiology
Graves’ Disease: Pathogenesis and Clinical Findings B & T lymphocyte mediated autoimmunity attack TSH receptor -> Continuous
Pathogenesis and Clinical ... GravesDisease #pathophysiology ... #endocin #endocrinology
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