2276 results
Glucocorticoid-Induced Osteoporosis: Pathogenesis and Clinical Findings

 • Negative feedback on hypothalamus/pituitary, Decreasing ACTH -> Decr Sex
production of osteoblasts ... and GF's -> Osteoblasts ... -> Reduced Bone ... Formation, Increased Bone ... pathophysiology #signs
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... cells activate osteoblasts ... and renal cancer bone ... Signs/Symptoms:
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... IGFIR activates osteoblasts ... activates lipolysis Signs
Basilar Skull Fracture
Fracture through petrous portion of temporal bone 
 - Periorbital ecchymosis 
 - Hemotympanum
portion of temporal bone ... ecchymosis (Battle's sign ... Fracture #Battles #Signs
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases - One ... - Air Crescent sign ... - Monod sign ... sign - Corona
Multiple Myeloma Diagnosis and Management Summary
Clinical Signs:
 • hyperCalcemia 28% (bone demineralization)
 • Renal disease 48%
Summary Clinical Signs ... hyperCalcemia 28% (bone ... • Anemia 78% (bone ... macrocytic • Bone ... Diagnosis - Clonal bone
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Pancreatitis, Sepsis, Osteoblastic ... metastases, Hungry bone
Bone resorption and the relationship between osteoblasts and osteoclasts.  
RANK is expressed on the osteoclasts,
Bone resorption ... relationship between osteoblasts ... marrow cells and osteoblasts ... the surface of bone ... Endocrinology #Osteoblasts
Thyroid Eye Signs 
Lid Signs
    Dalrymple’s Sign: Lid Retraction.
    Von
Thyroid Eye Signs ... Lid Signs ... Dalrymple’s Sign ... Von Graefe’s Sign ... Restriction of one
Skull Bone Anatomy - Facial Bones

By @rev.med

#Skull #Bones #Anatomy #Facial
Skull Bone Anatomy ... - Facial Bones ... rev.med #Skull #Bones