In agreement with previous work (6) it was found that in normal rabbits after a primary inoculation of 0.01 mg. of human tubercle bacilli the organism shows a preliminary growth, which commences at once in all the organs, and reaches its height in the second week in the liver, spleen, and bone marrow; thereafter destruction begins, and is practically complete by the sixth week in the liver and ...

Introduction: Basiocciput is the part of occipital bone present on inferior aspect skull. Fossa Navicularis Magna-an osseous defect a variation in normal anatomy basiocciput. Lately few case reports presented this fossa as cause spread infection from nasopharynx to brain resulting meningitis and osteomyelitis.
 Objectives: This study aims find incidence morphometry Pakistani populace avoid...

Opinion appears to differ regarding the pathology of the vessels in lungs affected by miliary and chronic tuberculosis. Kaufmann (1929) emphasized obliterative changes in the pulmonary arteries. Boyd (1950) speaks of an endarteritis obliterans in vessels without specifying their origin. Cahnette (1923) mentioned the formation of small pedunculated, pear-shaped " aneurysms of Rasmussen " in bran...

1. The skin lesions in rabbits and guinea pigs following intradermal injection of tubercle bacilli (5 strains) were greatly increased in size and severity when testicle extract was added to the inoculum. Such enhancement was followed by a more widespread and rapidly progressing disease only when virulent strains were employed. 2. Attempts to suppress the development of skin lesions resulting fr...