The fever which involves the tissue of the body is considered as dhatugat jvar. In ayurveda, dhatugat jvar has given importance because the dhatus i.e. the various tissues of the body are considered as building blocks.
Dhatugat jvar is classified into seven types on the basis of types of dhatus:
- Rasgat jvar: This type of fever is caused by the involvement of plasma in the pathogenesis. It is basically characterized by: a) a feeling of heaviness in the body. b) precordial discomfort with nausea c) vomiting, anorexia and depression.
- Raktgat jvar: Fever with the pathogenesis process involving rakt i.e. The blood in the human beings produces this type of fever. It shows the symptoms like a) Haemoptysis b) burning sensation c) mental confusion d) vomiting, giddiness and delirium e) skin rashes and f) thirst.
- Maasgat jvar: It is caused when the pathogenesis of the fever involve the muscle and produces symptoms like a) cramps in calf muscles b) thirst c) frequent passage of urine and faeces d) burning sensation externally as well as internally, e) convulsions and mental depression.
- Medgat jvar: Fever with the pathogenesis process involving the adipose tissue of the body produces a) excessive perspiration b) thirst, fainting, delirium c) vomiting d) bad odour from the body e) anorexia f) depression and g) intolerance.
- Asthigat jvar: In this type of fever, pathogenesis involves the bones of the limbs. It is characterized by the a) pain in the bones as of being broken b) production of inarticulate sounds c) dyspnoea d) loose motions e) vomiting and f) aimless flinging movements of the limbs.
- Majjagat jvar: Pathogenesis process in this fever involves the bone marrow. Such fever give rise to a feeling as if entering into an absolute darkness, hiccough, cough, rigor, vomiting, internal burning sensation, labored breathing and a cutting sensation in the vital organs.
- Shukragat jvar: The stage of the fever with the pathogenic process involving semen is characterized by a) persistent penile priapism and b) spermatorrhoea and this may be fatal.
Prognosis of Dhatugat jvar:
Fever with the pathogenic process located in the ras, rakt, maas, or med, are curable while that located in asthi or majja are difficult to cue but the fever which is located in semen i.e the shukra-dhatu is incurable.
Ayurvedic concept of fever:
Fever is again classified into three types depending upon the digestion of food:
- Ama jvar: Excessive salivation, nausea, a feeling of fullness, anorexia, drowsiness, laziness, indigestion, a feeling of bad taste in the mouth, loss of appetite and hyperpyrexia are the clinical symptoms of the fever caused by the production of ama which is the exudates of the undigested food.
- Pachyamaan jvar: A high grade fever, thirst, delirium, dyspnoea, hallucinations and nausea are the manifestations of pachyamaan jvar.
- Niraam jvar: A return of appetite, weakness, a feeling of lightness in the body, lessening of the fever and passage of the excreta are the features of niraam jvar. Fever usually reaches this day by the eighth day of onset.
Jvar-mukti lakshan (Features on cure from fever):
- A feeling of lightness
- An itching sensation in the head
- Cravings for food.